`shift4university.com`

DNSSEC	⚠️ Not signed
A	16.15.217.91^{🇺🇸 Amazon16.15.216.0/21 EC2 Prefix}
A	16.15.223.137^{🇺🇸 Amazon16.15.216.0/21 EC2 Prefix}
A	16.15.223.190^{🇺🇸 Amazon16.15.216.0/21 EC2 Prefix}
A	16.15.223.251^{🇺🇸 Amazon16.15.216.0/21 EC2 Prefix}
A	16.182.33.181^{🇺🇸 Amazon16.182.33.0/24}
A	52.216.154.27^{🇺🇸 Amazon52.216.154.0/24 AWS S3}
A	52.217.101.243^{🇺🇸 Amazon52.217.100.0/22 AWS S3}
A	54.231.192.69^{🇺🇸 Amazon54.231.192.0/19}
NS	`ns-1570.awsdns-04.co.uk` ⭐
		A	2600:9000:5306:2200::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1570.awsdns-04.co.uk`
		A	205.251.198.34^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1570.awsdns-04.co.uk`
NS	`ns-1308.awsdns-35.org`
		A	2600:9000:5305:1c00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1308.awsdns-35.org`
		A	205.251.197.28^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1308.awsdns-35.org`
NS	`ns-144.awsdns-18.com`
		A	2600:9000:5300:9000::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-144.awsdns-18.com`
		A	205.251.192.144^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-144.awsdns-18.com`
NS	`ns-705.awsdns-24.net`
		A	2600:9000:5302:c100::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-705.awsdns-24.net`
		A	205.251.194.193^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-705.awsdns-24.net`
SOA	`ns-1570.awsdns-04.co.uk`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

Same first word

shift4university.com

DNS History

132 records (12 active, 120 former)

○NSdns022015-11-10 → 2016-06-24 · 5 obs

○ 2015-06-05 07:14:58
● 2015-11-10 14:10:28
● 2016-06-24 13:15:38
○ 2017-02-08 19:27:34
○ 2026-03-07 10:01:48

○NSdns1.shift4.com2015-06-05 → 2016-06-24 · 4 obs

● 2015-06-05 07:14:58
● 2016-06-24 13:15:38
○ 2017-02-08 19:27:34
○ 2026-03-07 10:01:48

○NSdns2.shift4.com2015-11-10 → 2016-06-24 · 5 obs

○ 2015-06-05 07:14:58
● 2015-11-10 14:10:28
● 2016-06-24 13:15:38
○ 2017-02-08 19:27:34
○ 2026-03-07 10:01:48

●NSns-1308.awsdns-35.org2019-04-03 → 2026-03-07 · 3 obs

○ 2017-02-08 19:27:34
● 2019-04-03 23:56:30
● 2026-03-07 10:01:48

●NSns-144.awsdns-18.com2019-04-03 → 2026-03-07 · 3 obs

○ 2017-02-08 19:27:34
● 2019-04-03 23:56:30
● 2026-03-07 10:01:48

●NSns-1570.awsdns-04.co.uk2019-04-03 → 2026-03-07 · 3 obs

○ 2017-02-08 19:27:34
● 2019-04-03 23:56:30
● 2026-03-07 10:01:48

●NSns-705.awsdns-24.net2019-04-03 → 2026-03-07 · 3 obs

○ 2017-02-08 19:27:34
● 2019-04-03 23:56:30
● 2026-03-07 10:01:48

○NSns19.worldnic.com2017-02-08 → 2017-02-08 · 4 obs

○ 2016-06-24 13:15:38
● 2017-02-08 19:27:34
○ 2019-04-03 23:56:30
○ 2026-03-07 10:01:48

○NSns20.worldnic.com2017-02-08 → 2017-02-08 · 4 obs

○ 2016-06-24 13:15:38
● 2017-02-08 19:27:34
○ 2019-04-03 23:56:30
○ 2026-03-07 10:01:48

○MXmail16.intermedia.net2015-11-10 → 2016-06-24 · 4 obs

● 2015-11-10 14:10:28
● 2016-06-24 13:15:38
○ 2017-02-08 19:27:34
○ 2026-03-07 10:01:48

○MXp.webcom.ctmail.com2017-02-08 → 2017-02-08 · 4 obs

○ 2016-06-24 13:15:38
● 2017-02-08 19:27:34
○ 2019-04-03 23:56:30
○ 2026-03-07 10:01:48

○A16.15.176.1612026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:43:56
● 2026-02-26 19:56:10
○ 2026-02-27 00:10:34
○ 2026-03-07 10:01:48

○A16.15.177.1932026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-27 00:10:34
● 2026-02-28 01:51:46
○ 2026-03-01 04:46:22
○ 2026-03-07 10:01:48

○A16.15.179.182026-02-15 → 2026-02-15 · 4 obs

○ 2019-04-03 23:56:30
● 2026-02-15 16:28:22
○ 2026-02-16 00:19:32
○ 2026-03-07 10:01:48

○A16.15.180.1102026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:43:56
● 2026-02-26 19:56:10
○ 2026-02-27 00:10:34
○ 2026-03-07 10:01:48

○A16.15.183.1092026-02-20 → 2026-02-20 · 4 obs

○ 2026-02-17 12:12:28
● 2026-02-20 16:43:56
○ 2026-02-26 19:56:10
○ 2026-03-07 10:01:48

○A16.15.183.1102026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-01 04:46:22
● 2026-03-02 02:33:56
○ 2026-03-04 08:49:16
○ 2026-03-07 10:01:48

○A16.15.183.1982026-02-20 → 2026-02-20 · 4 obs

○ 2026-02-17 12:12:28
● 2026-02-20 16:43:56
○ 2026-02-26 19:56:10
○ 2026-03-07 10:01:48

○A16.15.183.2452026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-05 17:56:36
● 2026-03-05 21:38:00
○ 2026-03-06 17:29:12
○ 2026-03-07 10:01:48

○A16.15.186.1622026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-04 08:49:16
● 2026-03-05 17:56:36
○ 2026-03-05 21:38:00
○ 2026-03-07 10:01:48

○A16.15.187.1852026-02-15 → 2026-03-07 · 2 obs

○ 2026-02-15 16:28:22
○ 2026-03-07 10:01:48

○A16.15.188.32026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-16 00:19:32
● 2026-02-17 12:12:28
○ 2026-02-20 16:43:56
○ 2026-03-07 10:01:48

○A16.15.191.2322026-03-06 → 2026-03-06 · 4 obs

○ 2026-03-05 21:38:00
● 2026-03-06 17:29:12
○ 2026-03-07 00:37:06
○ 2026-03-07 10:01:48

○A16.15.192.2292026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-05 17:56:36
● 2026-03-05 21:38:00
○ 2026-03-06 17:29:12
○ 2026-03-07 10:01:48

○A16.15.193.1562026-02-15 → 2026-02-16 · 5 obs

○ 2019-04-03 23:56:30
● 2026-02-15 16:28:22
● 2026-02-16 00:19:32
○ 2026-02-17 12:12:28
○ 2026-03-07 10:01:48

○A16.15.193.2022026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-27 00:10:34
● 2026-02-28 01:51:46
○ 2026-03-01 04:46:22
○ 2026-03-07 10:01:48

○A16.15.193.2082026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-05 17:56:36
● 2026-03-05 21:38:00
○ 2026-03-06 17:29:12
○ 2026-03-07 10:01:48

○A16.15.193.2402026-03-04 → 2026-03-04 · 4 obs

○ 2026-03-02 02:33:56
● 2026-03-04 08:49:16
○ 2026-03-05 17:56:36
○ 2026-03-07 10:01:48

○A16.15.194.2012026-02-16 → 2026-02-16 · 4 obs

○ 2026-02-15 16:28:22
● 2026-02-16 00:19:32
○ 2026-02-17 12:12:28
○ 2026-03-07 10:01:48

○A16.15.194.2232026-03-04 → 2026-03-04 · 4 obs

○ 2026-03-02 02:33:56
● 2026-03-04 08:49:16
○ 2026-03-05 17:56:36
○ 2026-03-07 10:01:48

○A16.15.195.1102026-02-15 → 2026-02-15 · 4 obs

○ 2019-04-03 23:56:30
● 2026-02-15 16:28:22
○ 2026-02-16 00:19:32
○ 2026-03-07 10:01:48

○A16.15.199.112026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-01 04:46:22
● 2026-03-02 02:33:56
○ 2026-03-04 08:49:16
○ 2026-03-07 10:01:48

○A16.15.203.1032026-02-15 → 2026-03-07 · 2 obs

○ 2026-02-15 16:28:22
○ 2026-03-07 10:01:48

○A16.15.204.2322026-02-15 → 2026-03-07 · 2 obs

○ 2026-02-15 16:28:22
○ 2026-03-07 10:01:48

○A16.15.207.1602026-02-16 → 2026-02-16 · 4 obs

○ 2026-02-15 16:28:22
● 2026-02-16 00:19:32
○ 2026-02-17 12:12:28
○ 2026-03-07 10:01:48

○A16.15.207.1752026-03-04 → 2026-03-04 · 4 obs

○ 2026-03-02 02:33:56
● 2026-03-04 08:49:16
○ 2026-03-05 17:56:36
○ 2026-03-07 10:01:48

○A16.15.207.272026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-26 19:56:10
● 2026-02-27 00:10:34
○ 2026-02-28 01:51:46
○ 2026-03-07 10:01:48

○A16.15.207.742026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:43:56
● 2026-02-26 19:56:10
○ 2026-02-27 00:10:34
○ 2026-03-07 10:01:48

○A16.15.207.802026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-28 01:51:46
● 2026-03-01 04:46:22
○ 2026-03-02 02:33:56
○ 2026-03-07 10:01:48

○A16.15.216.2182026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-26 19:56:10
● 2026-02-27 00:10:34
○ 2026-02-28 01:51:46
○ 2026-03-07 10:01:48

●A16.15.217.912026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-06 17:29:12
● 2026-03-07 00:37:06
● 2026-03-07 10:01:48

○A16.15.218.532026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-27 00:10:34
● 2026-02-28 01:51:46
○ 2026-03-01 04:46:22
○ 2026-03-07 10:01:48

●A16.15.223.1372026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-06 17:29:12
● 2026-03-07 00:37:06
● 2026-03-07 10:01:48

●A16.15.223.1902026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-06 17:29:12
● 2026-03-07 00:37:06
● 2026-03-07 10:01:48

●A16.15.223.2512026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-06 17:29:12
● 2026-03-07 00:37:06
● 2026-03-07 10:01:48

○A16.15.223.952026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-01 04:46:22
● 2026-03-02 02:33:56
○ 2026-03-04 08:49:16
○ 2026-03-07 10:01:48

○A16.182.103.1172026-03-06 → 2026-03-06 · 4 obs

○ 2026-03-05 21:38:00
● 2026-03-06 17:29:12
○ 2026-03-07 00:37:06
○ 2026-03-07 10:01:48

○A16.182.109.1172026-02-15 → 2026-02-15 · 4 obs

○ 2019-04-03 23:56:30
● 2026-02-15 16:28:22
○ 2026-02-16 00:19:32
○ 2026-03-07 10:01:48

●A16.182.33.1812026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-06 17:29:12
● 2026-03-07 00:37:06
● 2026-03-07 10:01:48

○A16.182.38.1332026-02-15 → 2026-02-15 · 4 obs

○ 2019-04-03 23:56:30
● 2026-02-15 16:28:22
○ 2026-02-16 00:19:32
○ 2026-03-07 10:01:48

○A16.182.72.1572026-03-06 → 2026-03-06 · 4 obs

○ 2026-03-05 21:38:00
● 2026-03-06 17:29:12
○ 2026-03-07 00:37:06
○ 2026-03-07 10:01:48

○A16.182.97.1092026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-27 00:10:34
● 2026-02-28 01:51:46
○ 2026-03-01 04:46:22
○ 2026-03-07 10:01:48

○A16.182.97.2292026-02-15 → 2026-02-15 · 4 obs

○ 2019-04-03 23:56:30
● 2026-02-15 16:28:22
○ 2026-02-16 00:19:32
○ 2026-03-07 10:01:48

○A16.182.98.1492026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-27 00:10:34
● 2026-02-28 01:51:46
○ 2026-03-01 04:46:22
○ 2026-03-07 10:01:48

○A16.182.98.932026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-05 17:56:36
● 2026-03-05 21:38:00
○ 2026-03-06 17:29:12
○ 2026-03-07 10:01:48

○A3.5.14.1842026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-28 01:51:46
● 2026-03-01 04:46:22
○ 2026-03-02 02:33:56
○ 2026-03-07 10:01:48

○A3.5.17.1432026-03-06 → 2026-03-06 · 4 obs

○ 2026-03-05 21:38:00
● 2026-03-06 17:29:12
○ 2026-03-07 00:37:06
○ 2026-03-07 10:01:48

○A3.5.17.652026-02-15 → 2026-02-15 · 4 obs

○ 2019-04-03 23:56:30
● 2026-02-15 16:28:22
○ 2026-02-16 00:19:32
○ 2026-03-07 10:01:48

○A3.5.2.1092026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-26 19:56:10
● 2026-02-27 00:10:34
○ 2026-02-28 01:51:46
○ 2026-03-07 10:01:48

○A52.216.12.112026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-28 01:51:46
● 2026-03-01 04:46:22
○ 2026-03-02 02:33:56
○ 2026-03-07 10:01:48

●A52.216.154.272026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-06 17:29:12
● 2026-03-07 00:37:06
● 2026-03-07 10:01:48

○A52.216.207.102026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-26 19:56:10
● 2026-02-27 00:10:34
○ 2026-02-28 01:51:46
○ 2026-03-07 10:01:48

○A52.216.208.292026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-27 00:10:34
● 2026-02-28 01:51:46
○ 2026-03-01 04:46:22
○ 2026-03-07 10:01:48

○A52.216.209.692026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:43:56
● 2026-02-26 19:56:10
○ 2026-02-27 00:10:34
○ 2026-03-07 10:01:48

○A52.216.210.1572026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-28 01:51:46
● 2026-03-01 04:46:22
○ 2026-03-02 02:33:56
○ 2026-03-07 10:01:48

○A52.216.237.1862019-04-03 → 2019-04-03 · 4 obs

○ 2017-02-08 19:27:34
● 2019-04-03 23:56:30
○ 2026-02-15 16:28:22
○ 2026-03-07 10:01:48

○A52.216.239.342026-02-16 → 2026-02-16 · 4 obs

○ 2026-02-15 16:28:22
● 2026-02-16 00:19:32
○ 2026-02-17 12:12:28
○ 2026-03-07 10:01:48

○A52.216.249.2352026-02-20 → 2026-02-20 · 4 obs

○ 2026-02-17 12:12:28
● 2026-02-20 16:43:56
○ 2026-02-26 19:56:10
○ 2026-03-07 10:01:48

○A52.216.36.2372026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-04 08:49:16
● 2026-03-05 17:56:36
○ 2026-03-05 21:38:00
○ 2026-03-07 10:01:48

○A52.216.39.212026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-28 01:51:46
● 2026-03-01 04:46:22
○ 2026-03-02 02:33:56
○ 2026-03-07 10:01:48

○A52.216.42.2132026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-16 00:19:32
● 2026-02-17 12:12:28
○ 2026-02-20 16:43:56
○ 2026-03-07 10:01:48

○A52.216.43.1332026-03-04 → 2026-03-04 · 4 obs

○ 2026-03-02 02:33:56
● 2026-03-04 08:49:16
○ 2026-03-05 17:56:36
○ 2026-03-07 10:01:48

○A52.216.43.292026-03-06 → 2026-03-06 · 4 obs

○ 2026-03-05 21:38:00
● 2026-03-06 17:29:12
○ 2026-03-07 00:37:06
○ 2026-03-07 10:01:48

○A52.216.49.772026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:43:56
● 2026-02-26 19:56:10
○ 2026-02-27 00:10:34
○ 2026-03-07 10:01:48

○A52.216.51.1012026-02-15 → 2026-03-07 · 2 obs

○ 2026-02-15 16:28:22
○ 2026-03-07 10:01:48

○A52.216.52.2212026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-04 08:49:16
● 2026-03-05 17:56:36
○ 2026-03-05 21:38:00
○ 2026-03-07 10:01:48

○A52.216.57.132026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:43:56
● 2026-02-26 19:56:10
○ 2026-02-27 00:10:34
○ 2026-03-07 10:01:48

○A52.216.57.1652026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-05 17:56:36
● 2026-03-05 21:38:00
○ 2026-03-06 17:29:12
○ 2026-03-07 10:01:48

○A52.216.62.1892026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-26 19:56:10
● 2026-02-27 00:10:34
○ 2026-02-28 01:51:46
○ 2026-03-07 10:01:48

○A52.216.88.262026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-16 00:19:32
● 2026-02-17 12:12:28
○ 2026-02-20 16:43:56
○ 2026-03-07 10:01:48

●A52.217.101.2432026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-06 17:29:12
● 2026-03-07 00:37:06
● 2026-03-07 10:01:48

○A52.217.108.2192026-02-15 → 2026-03-07 · 2 obs

○ 2026-02-15 16:28:22
○ 2026-03-07 10:01:48

○A52.217.128.532026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-27 00:10:34
● 2026-02-28 01:51:46
○ 2026-03-01 04:46:22
○ 2026-03-07 10:01:48

○A52.217.132.1652026-03-06 → 2026-03-06 · 4 obs

○ 2026-03-05 21:38:00
● 2026-03-06 17:29:12
○ 2026-03-07 00:37:06
○ 2026-03-07 10:01:48

○A52.217.132.772026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-04 08:49:16
● 2026-03-05 17:56:36
○ 2026-03-05 21:38:00
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○A52.217.135.1092026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-16 00:19:32
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○A52.217.137.612026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-28 01:51:46
● 2026-03-01 04:46:22
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○A52.217.139.2212026-02-20 → 2026-02-20 · 4 obs

○ 2026-02-17 12:12:28
● 2026-02-20 16:43:56
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○A52.217.141.1092026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-01 04:46:22
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○A52.217.166.932026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-01 04:46:22
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○A52.217.168.2452026-02-20 → 2026-02-20 · 4 obs

○ 2026-02-17 12:12:28
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○A52.217.169.212026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-05 17:56:36
● 2026-03-05 21:38:00
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○A52.217.170.532026-03-04 → 2026-03-04 · 4 obs

○ 2026-03-02 02:33:56
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○A52.217.171.2132026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-01 04:46:22
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○A52.217.174.2372026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-05 17:56:36
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○A52.217.191.212026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-05 17:56:36
● 2026-03-05 21:38:00
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○A52.217.192.212026-03-04 → 2026-03-04 · 4 obs

○ 2026-03-02 02:33:56
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○A52.217.195.692026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-04 08:49:16
● 2026-03-05 17:56:36
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○A52.217.200.292026-02-20 → 2026-02-20 · 4 obs

○ 2026-02-17 12:12:28
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○A52.217.201.2292026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-27 00:10:34
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○A52.217.202.612026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-16 00:19:32
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○A52.217.223.132026-03-06 → 2026-03-06 · 4 obs

○ 2026-03-05 21:38:00
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○A52.217.223.372026-02-15 → 2026-03-07 · 2 obs

○ 2026-02-15 16:28:22
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○A52.217.227.1012026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-16 00:19:32
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○A52.217.228.1012026-02-15 → 2026-03-07 · 2 obs

○ 2026-02-15 16:28:22
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○A52.217.233.1652026-03-04 → 2026-03-04 · 4 obs

○ 2026-03-02 02:33:56
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○A52.217.234.2132026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-26 19:56:10
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○A52.217.33.2032026-02-15 → 2026-02-15 · 4 obs

○ 2019-04-03 23:56:30
● 2026-02-15 16:28:22
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○A52.217.37.672026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-26 19:56:10
● 2026-02-27 00:10:34
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○A52.217.41.32026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-28 01:51:46
● 2026-03-01 04:46:22
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○A52.217.42.1312026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-04 08:49:16
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○A52.217.75.2052026-02-16 → 2026-02-16 · 4 obs

○ 2026-02-15 16:28:22
● 2026-02-16 00:19:32
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○A52.217.84.112026-03-06 → 2026-03-06 · 4 obs

○ 2026-03-05 21:38:00
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○A54.231.131.852026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-04 08:49:16
● 2026-03-05 17:56:36
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○A54.231.137.1572026-02-20 → 2026-02-20 · 4 obs

○ 2026-02-17 12:12:28
● 2026-02-20 16:43:56
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○A54.231.163.932026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-16 00:19:32
● 2026-02-17 12:12:28
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○A54.231.166.2132026-02-16 → 2026-02-16 · 4 obs

○ 2026-02-15 16:28:22
● 2026-02-16 00:19:32
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○A54.231.168.852026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:43:56
● 2026-02-26 19:56:10
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○A54.231.171.212026-02-20 → 2026-02-20 · 4 obs

○ 2026-02-17 12:12:28
● 2026-02-20 16:43:56
○ 2026-02-26 19:56:10
○ 2026-03-07 10:01:48

●A54.231.192.692026-03-07 → 2026-03-07 · 3 obs

○ 2026-03-06 17:29:12
● 2026-03-07 00:37:06
● 2026-03-07 10:01:48

○A54.231.193.1332026-02-16 → 2026-02-16 · 4 obs

○ 2026-02-15 16:28:22
● 2026-02-16 00:19:32
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○A54.231.194.1972026-02-15 → 2026-03-07 · 2 obs

○ 2026-02-15 16:28:22
○ 2026-03-07 10:01:48

○A54.231.195.1732026-02-16 → 2026-02-16 · 4 obs

○ 2026-02-15 16:28:22
● 2026-02-16 00:19:32
○ 2026-02-17 12:12:28
○ 2026-03-07 10:01:48

○A54.231.197.1972026-02-27 → 2026-02-27 · 4 obs

○ 2026-02-26 19:56:10
● 2026-02-27 00:10:34
○ 2026-02-28 01:51:46
○ 2026-03-07 10:01:48

○A54.231.198.852026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-20 16:43:56
● 2026-02-26 19:56:10
○ 2026-02-27 00:10:34
○ 2026-03-07 10:01:48

○A54.231.201.1972026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-01 04:46:22
● 2026-03-02 02:33:56
○ 2026-03-04 08:49:16
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○A54.231.201.612026-03-04 → 2026-03-04 · 4 obs

○ 2026-03-02 02:33:56
● 2026-03-04 08:49:16
○ 2026-03-05 17:56:36
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○A54.231.225.1812026-02-17 → 2026-02-17 · 4 obs

○ 2026-02-16 00:19:32
● 2026-02-17 12:12:28
○ 2026-02-20 16:43:56
○ 2026-03-07 10:01:48

○A54.231.229.1412026-03-05 → 2026-03-05 · 4 obs

○ 2026-03-04 08:49:16
● 2026-03-05 17:56:36
○ 2026-03-05 21:38:00
○ 2026-03-07 10:01:48

○A54.231.231.852026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-28 01:51:46
● 2026-03-01 04:46:22
○ 2026-03-02 02:33:56
○ 2026-03-07 10:01:48

○A54.231.235.1012026-03-02 → 2026-03-02 · 4 obs

○ 2026-03-01 04:46:22
● 2026-03-02 02:33:56
○ 2026-03-04 08:49:16
○ 2026-03-07 10:01:48

○A64.78.18.1382015-06-05 → 2016-06-24 · 4 obs

● 2015-06-05 07:14:58
● 2016-06-24 13:15:38
○ 2017-02-08 19:27:34
○ 2026-03-07 10:01:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
shift4university.com	ns-144.awsdns-18.com, ns-705.awsdns-24.net, ns-1570.awsdns-04.co.uk, ns-1308.awsdns-35.org	1 record

✅ Authoritative Response

Server: 205.251.192.144

NS records: ns-144.awsdns-18.com, ns-705.awsdns-24.net, ns-1570.awsdns-04.co.uk, ns-1308.awsdns-35.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for shift4university.com (unsigned zone)

⏱️ Timing

Total: 487ms | Queries: -

📄 Records

Type	Count	Sample Data
A	8	`52.217.171.213, 52.217.102.75...`
NS	4	`ns-1308.awsdns-35.org, ns-144.awsdns-18.com...`
SOA	1	`ns-1570.awsdns-04.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-144.awsdns-18.com)

Analysis

IP Addresses

shift4university.com resolves to eight IP numbers: 16.15.217.91, 16.15.223.137, 16.15.223.190, 16.15.223.251, 16.182.33.181, 52.216.154.27, 52.217.101.243 and 54.231.192.69.

Other host names, for instance rubyjunky.com, haikouservices.com, well-architected.cloud, m76i.com and app.yardaroo.com share IP numbers with shift4university.com.

Name Servers

shift4university.com delegates to four name servers: ns-144.awsdns-18.com, ns-705.awsdns-24.net, ns-1308.awsdns-35.org and ns-1570.awsdns-04.co.uk.

shift4university.com at least partially shares name servers with other domains, including office-site.store, d2zjoxl3w1slyd.cloudfront.net, barkdata.xyz, tis.co.il and current.com.

Host names with two IP numbers: ns-144.awsdns-18.com points to 2600:9000:5300:9000::1 and 205.251.192.144; ns-705.awsdns-24.net points to 2600:9000:5302:c100::1 and 205.251.194.193; ns-1308.awsdns-35.org points to 2600:9000:5305:1c00::1 and 205.251.197.28; ns-1570.awsdns-04.co.uk points to 2600:9000:5306:2200::1 and 205.251.198.34.

shift4university.com - robtex.com