`redcrossapp.com`

DNSSEC	⚠️ Not signed
A	3.162.103.11^{🇺🇸 Amazon3.162.96.0/21}
		PTR	`server-3-162-103-11.iad61.r.cloudfront.net`
A	3.162.103.27^{🇺🇸 Amazon3.162.96.0/21}
A	3.162.103.55^{🇺🇸 Amazon3.162.96.0/21}
A	3.162.103.109^{🇺🇸 Amazon3.162.96.0/21}
NS	`ns-671.awsdns-19.net` ⭐
		A	2600:9000:5302:9f00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-671.awsdns-19.net`
		A	205.251.194.159^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-671.awsdns-19.net`
NS	`ns-1350.awsdns-40.org`
		A	2600:9000:5305:4600::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1350.awsdns-40.org`
		A	205.251.197.70^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1350.awsdns-40.org`
NS	`ns-2023.awsdns-60.co.uk`
		A	2600:9000:5307:e700::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2023.awsdns-60.co.uk`
		A	205.251.199.231^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2023.awsdns-60.co.uk`
NS	`ns-4.awsdns-00.com`
		A	2600:9000:5300:400::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-4.awsdns-00.com`
		A	205.251.192.4^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-4.awsdns-00.com`
MX	`mailserver.redcrossapp.com` ⭐
		A	213.171.216.114^{🇬🇧 IONOS-AS213.171.192.0/19 Fasthosts Internet Ltd}
			PTR	`mail213-171-216-114.livemail.co.uk`
SOA	`ns-671.awsdns-19.net`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

Subdomains

mailserver.redcrossapp.com

Same first word

redcrossapp.com

DNS History

17 records (9 active, 8 former)

●NSns-1350.awsdns-40.org2015-08-10 → 2026-03-13 · 2 obs

● 2015-08-10 06:10:22
● 2026-03-13 17:35:42

●NSns-2023.awsdns-60.co.uk2015-08-10 → 2026-03-13 · 2 obs

● 2015-08-10 06:10:22
● 2026-03-13 17:35:42

●NSns-4.awsdns-00.com2015-08-10 → 2026-03-13 · 2 obs

● 2015-08-10 06:10:22
● 2026-03-13 17:35:42

●NSns-671.awsdns-19.net2015-08-10 → 2026-03-13 · 2 obs

● 2015-08-10 06:10:22
● 2026-03-13 17:35:42

●MXmailserver.redcrossapp.com2015-08-10 → 2026-03-13 · 2 obs

● 2015-08-10 06:10:22
● 2026-03-13 17:35:42

○A216.137.44.492026-02-17 → 2026-03-13 · 46 obs

○ 2026-02-16 03:31:58
● 2026-02-17 21:14:52
○ 2026-02-18 08:35:18
○ 2026-02-18 10:58:52
● 2026-02-19 05:19:32
○ 2026-02-19 13:23:04
○ 2026-02-20 03:33:46
● 2026-02-20 08:54:26
○ 2026-02-20 11:22:30
● 2026-02-20 17:27:38
● 2026-02-20 23:56:20
○ 2026-02-21 15:17:00
● 2026-02-22 03:49:22
● 2026-02-22 15:35:58
○ 2026-02-22 19:03:54
● 2026-02-23 00:58:18
● 2026-02-25 02:29:52
○ 2026-02-25 06:50:08
○ 2026-02-25 07:41:56
● 2026-02-25 09:39:22
● 2026-02-25 19:36:14
○ 2026-02-26 01:18:12
● 2026-02-26 12:36:40
● 2026-02-26 15:41:16
○ 2026-02-26 18:20:10
● 2026-02-27 00:42:22
● 2026-02-28 02:39:18
○ 2026-02-28 15:05:52
● 2026-02-28 15:36:02
○ 2026-03-01 05:23:04
● 2026-03-01 09:24:34
● 2026-03-03 05:22:26
○ 2026-03-03 14:29:42
○ 2026-03-03 17:17:22
● 2026-03-04 01:15:24
○ 2026-03-04 22:10:12
○ 2026-03-05 12:54:00
● 2026-03-05 14:35:22
● 2026-03-07 04:37:46
○ 2026-03-07 06:00:48
● 2026-03-08 05:58:16
○ 2026-03-10 22:54:18
● 2026-03-10 23:30:18
● 2026-03-13 06:55:12
○ 2026-03-13 17:35:38
○ 2026-03-13 17:35:42

○A216.137.44.512026-02-17 → 2026-03-13 · 46 obs

○A216.137.44.62026-02-17 → 2026-03-13 · 46 obs

○A216.137.44.72026-02-17 → 2026-03-13 · 46 obs

●A3.162.103.1092026-02-20 → 2026-03-13 · 22 obs

○ 2026-02-19 13:23:04
● 2026-02-20 03:33:46
○ 2026-02-20 08:54:26
○ 2026-02-20 23:56:20
● 2026-02-21 15:17:00
○ 2026-02-22 03:49:22
○ 2026-02-25 02:29:52
● 2026-02-25 06:50:08
○ 2026-02-25 07:41:56
○ 2026-02-28 15:36:02
● 2026-03-01 05:23:04
○ 2026-03-01 09:24:34
○ 2026-03-04 01:15:24
● 2026-03-04 22:10:12
● 2026-03-05 12:54:00
○ 2026-03-05 14:35:22
○ 2026-03-07 04:37:46
● 2026-03-07 06:00:48
○ 2026-03-08 05:58:16
○ 2026-03-13 06:55:12
● 2026-03-13 17:35:38
● 2026-03-13 17:35:42

●A3.162.103.112026-02-20 → 2026-03-13 · 22 obs

●A3.162.103.272026-02-20 → 2026-03-13 · 22 obs

●A3.162.103.552026-02-20 → 2026-03-13 · 22 obs

○A99.84.215.1082026-02-16 → 2026-03-10 · 33 obs

● 2026-02-16 03:31:58
○ 2026-02-17 21:14:52
● 2026-02-18 08:35:18
● 2026-02-18 10:58:52
○ 2026-02-19 05:19:32
● 2026-02-19 13:23:04
○ 2026-02-20 03:33:46
○ 2026-02-20 08:54:26
● 2026-02-20 11:22:30
○ 2026-02-20 17:27:38
○ 2026-02-22 15:35:58
● 2026-02-22 19:03:54
○ 2026-02-23 00:58:18
○ 2026-02-25 06:50:08
● 2026-02-25 07:41:56
○ 2026-02-25 09:39:22
○ 2026-02-25 19:36:14
● 2026-02-26 01:18:12
○ 2026-02-26 12:36:40
○ 2026-02-26 15:41:16
● 2026-02-26 18:20:10
○ 2026-02-27 00:42:22
○ 2026-02-28 02:39:18
● 2026-02-28 15:05:52
○ 2026-02-28 15:36:02
○ 2026-03-03 05:22:26
● 2026-03-03 14:29:42
● 2026-03-03 17:17:22
○ 2026-03-04 01:15:24
○ 2026-03-08 05:58:16
● 2026-03-10 22:54:18
○ 2026-03-10 23:30:18
○ 2026-03-13 17:35:42

○A99.84.215.192026-02-16 → 2026-03-10 · 33 obs

○A99.84.215.362026-02-16 → 2026-03-10 · 33 obs

○A99.84.215.62026-02-16 → 2026-03-10 · 33 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
redcrossapp.com	ns-4.awsdns-00.com, ns-671.awsdns-19.net, ns-1350.awsdns-40.org, ns-2023.awsdns-60.co.uk	1 record

✅ Authoritative Response

Server: 205.251.194.159

NS records: ns-4.awsdns-00.com, ns-671.awsdns-19.net, ns-1350.awsdns-40.org, ns-2023.awsdns-60.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for redcrossapp.com (unsigned zone)

⏱️ Timing

Total: 613ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.162.103.11, 3.162.103.55...`
NS	4	`ns-1350.awsdns-40.org, ns-2023.awsdns-60.co.uk...`
MX	1	`mailserver.redcrossapp.com (pri: 10)`
SOA	1	`ns-671.awsdns-19.net awsdns-hostmaster.a`