`contrastsoftware.com`

DNSSEC	⚠️ Not signed
A	3.170.19.27^{🇺🇸 Amazon}
		PTR	`server-3-170-19-27.iad61.r.cloudfront.net`
A	3.170.19.28^{🇺🇸 Amazon}
A	3.170.19.94^{🇺🇸 Amazon}
A	3.170.19.112^{🇺🇸 Amazon}
NS	`ns-1834.awsdns-37.co.uk` ⭐
		A	2600:9000:5307:2a00::1^{🇺🇸 Amazon}
			PTR	`ns-1834.awsdns-37.co.uk`
		A	205.251.199.42^{🇺🇸 Amazon}
			PTR	`ns-1834.awsdns-37.co.uk`
NS	`ns-1479.awsdns-56.org`
		A	2600:9000:5305:c700::1^{🇺🇸 Amazon}
			PTR	`ns-1479.awsdns-56.org`
		A	205.251.197.199^{🇺🇸 Amazon}
			PTR	`ns-1479.awsdns-56.org`
NS	`ns-481.awsdns-60.com`
		A	2600:9000:5301:e100::1^{🇺🇸 Amazon}
			PTR	`ns-481.awsdns-60.com`
		A	205.251.193.225^{🇺🇸 Amazon}
			PTR	`ns-481.awsdns-60.com`
NS	`ns-935.awsdns-52.net`
		A	2600:9000:5303:a700::1^{🇺🇸 Amazon}
			PTR	`ns-935.awsdns-52.net`
		A	205.251.195.167^{🇺🇸 Amazon}
			PTR	`ns-935.awsdns-52.net`
MX	`contrastsoftware-com.mail.protection.outlook.com` ⭐
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns-1834.awsdns-37.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

Up

www.contrastsoftware.com

Same first word

contrastsoftware.com

DNS History

30 records (9 active, 21 former)

●NSns-1479.awsdns-56.org2020-02-19 → 2026-02-24 · 3 obs

○ 2017-04-06 20:47:18
● 2020-02-19 17:42:52
● 2026-02-24 17:51:54

●NSns-1834.awsdns-37.co.uk2020-02-19 → 2026-02-24 · 3 obs

○ 2017-04-06 20:47:18
● 2020-02-19 17:42:52
● 2026-02-24 17:51:54

●NSns-481.awsdns-60.com2020-02-19 → 2026-02-24 · 3 obs

○ 2017-04-06 20:47:18
● 2020-02-19 17:42:52
● 2026-02-24 17:51:54

●NSns-935.awsdns-52.net2020-02-19 → 2026-02-24 · 3 obs

○ 2017-04-06 20:47:18
● 2020-02-19 17:42:52
● 2026-02-24 17:51:54

○NSns55.domaincontrol.com2016-09-10 → 2016-09-10 · 4 obs

○ 2016-03-24 04:57:08
● 2016-09-10 11:50:12
○ 2017-04-06 20:47:18
○ 2026-02-24 17:51:54

○NSns56.domaincontrol.com2016-09-10 → 2016-09-10 · 4 obs

○ 2016-03-24 04:57:08
● 2016-09-10 11:50:12
○ 2017-04-06 20:47:18
○ 2026-02-24 17:51:54

○NSns7.rookdns.com2015-10-27 → 2016-03-24 · 4 obs

● 2015-10-27 14:54:50
● 2016-03-24 04:57:08
○ 2016-09-10 11:50:12
○ 2026-02-24 17:51:54

○NSns8.rookdns.com2015-10-27 → 2016-03-24 · 4 obs

● 2015-10-27 14:54:50
● 2016-03-24 04:57:08
○ 2016-09-10 11:50:12
○ 2026-02-24 17:51:54

●MXcontrastsoftware-com.mail.protection.outlook.com2026-02-16 → 2026-02-24 · 3 obs

○ 2017-04-06 20:47:18
● 2026-02-16 12:41:52
● 2026-02-24 17:51:54

○MXmail.mxproc.com2015-10-27 → 2016-03-24 · 4 obs

● 2015-10-27 14:54:50
● 2016-03-24 04:57:08
○ 2016-09-10 11:50:12
○ 2026-02-24 17:51:54

○MXmailstore1.secureserver.net2016-09-10 → 2016-09-10 · 4 obs

○ 2016-03-24 04:57:08
● 2016-09-10 11:50:12
○ 2017-04-06 20:47:18
○ 2026-02-24 17:51:54

○MXsmtp.secureserver.net2016-09-10 → 2016-09-10 · 4 obs

○ 2016-03-24 04:57:08
● 2016-09-10 11:50:12
○ 2017-04-06 20:47:18
○ 2026-02-24 17:51:54

○A108.156.39.1022026-02-16 → 2026-02-24 · 11 obs

○ 2020-02-19 17:42:52
● 2026-02-16 12:41:52
○ 2026-02-16 16:24:08
○ 2026-02-22 07:14:52
● 2026-02-22 08:48:10
○ 2026-02-22 18:35:46
○ 2026-02-22 20:50:08
● 2026-02-22 22:31:54
● 2026-02-24 00:23:26
○ 2026-02-24 05:17:14
○ 2026-02-24 17:51:54

○A108.156.39.152026-02-16 → 2026-02-24 · 11 obs

○A108.156.39.192026-02-16 → 2026-02-24 · 11 obs

○A108.156.39.422026-02-16 → 2026-02-24 · 11 obs

○A141.8.224.932015-10-27 → 2016-03-24 · 4 obs

● 2015-10-27 14:54:50
● 2016-03-24 04:57:08
○ 2016-09-10 11:50:12
○ 2026-02-24 17:51:54

○A143.204.226.1082020-02-19 → 2020-02-19 · 4 obs

○ 2017-04-06 20:47:18
● 2020-02-19 17:42:52
○ 2026-02-16 12:41:52
○ 2026-02-24 17:51:54

○A143.204.226.1152020-02-19 → 2020-02-19 · 4 obs

○ 2017-04-06 20:47:18
● 2020-02-19 17:42:52
○ 2026-02-16 12:41:52
○ 2026-02-24 17:51:54

○A143.204.226.62020-02-19 → 2020-02-19 · 4 obs

○ 2017-04-06 20:47:18
● 2020-02-19 17:42:52
○ 2026-02-16 12:41:52
○ 2026-02-24 17:51:54

○A143.204.226.682020-02-19 → 2020-02-19 · 4 obs

○ 2017-04-06 20:47:18
● 2020-02-19 17:42:52
○ 2026-02-16 12:41:52
○ 2026-02-24 17:51:54

○A184.168.221.482016-09-10 → 2016-09-10 · 4 obs

○ 2016-03-24 04:57:08
● 2016-09-10 11:50:12
○ 2017-04-06 20:47:18
○ 2026-02-24 17:51:54

●A3.170.19.1122026-02-18 → 2026-02-24 · 12 obs

○ 2026-02-18 04:58:10
● 2026-02-18 07:41:14
● 2026-02-19 05:26:56
○ 2026-02-19 16:26:20
● 2026-02-19 17:59:18
● 2026-02-22 07:14:52
○ 2026-02-22 08:48:10
● 2026-02-22 18:35:46
○ 2026-02-22 20:50:08
○ 2026-02-24 00:23:26
● 2026-02-24 05:17:14
● 2026-02-24 17:51:54

●A3.170.19.272026-02-18 → 2026-02-24 · 12 obs

●A3.170.19.282026-02-18 → 2026-02-24 · 12 obs

●A3.170.19.942026-02-18 → 2026-02-24 · 12 obs

○A99.84.215.232026-02-16 → 2026-02-22 · 11 obs

○ 2026-02-16 12:41:52
● 2026-02-16 16:24:08
● 2026-02-18 04:58:10
○ 2026-02-18 07:41:14
○ 2026-02-19 05:26:56
● 2026-02-19 16:26:20
○ 2026-02-19 17:59:18
○ 2026-02-22 18:35:46
● 2026-02-22 20:50:08
○ 2026-02-22 22:31:54
○ 2026-02-24 17:51:54

○A99.84.215.592026-02-16 → 2026-02-22 · 11 obs

○A99.84.215.72026-02-16 → 2026-02-22 · 11 obs

○A99.84.215.982026-02-16 → 2026-02-22 · 11 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
contrastsoftware.com	ns-481.awsdns-60.com, ns-935.awsdns-52.net, ns-1834.awsdns-37.co.uk, ns-1479.awsdns-56.org	1 record

✅ Authoritative Response

Server: 205.251.199.42

NS records: ns-481.awsdns-60.com, ns-935.awsdns-52.net, ns-1834.awsdns-37.co.uk, ns-1479.awsdns-56.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contrastsoftware.com (unsigned zone)

⏱️ Timing

Total: 320ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.170.19.94, 3.170.19.27...`
NS	4	`ns-1479.awsdns-56.org, ns-1834.awsdns-37.co.uk...`
MX	1	`contrastsoftware-com.mail.protection.out`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-1834.awsdns-37.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-481.awsdns-60.com)

AI analysis

contrastsoftware.com is the parent of www.contrastsoftware.com.

contrastsoftware.com resolves to four IP numbers: 3.170.19.27, 3.170.19.28, 3.170.19.94 and 3.170.19.112.

other host names for instance 178244.measurementapi.com, 153004.api-01.com, admin.matboardandmore.com, 152976.measurementapi.com and d18gdj590ae3kc.cloudfront.net share IP numbers with contrastsoftware.com.

contrastsoftware.com is delegated to four name servers: ns-481.awsdns-60.com, ns-935.awsdns-52.net, ns-1479.awsdns-56.org and ns-1834.awsdns-37.co.uk.

contrastsoftware.com at least partially shares name servers with other domains, for instance f.st-hatena.com, condenast.awsapps.com, fwdto.com, d2g37ktdo39w3j.cloudfront.net and hawkcrest.com.

These name servers are commonly used with ns-214.awsdns-26.com, ns-616.awsdns-13.net and ns-1489.awsdns-58.org.

Host names with two IP numbers:

Host name ns-481.awsdns-60.com points to: 2600:9000:5301:e100::1 and 205.251.193.225.

Host name ns-935.awsdns-52.net points to: 2600:9000:5303:a700::1 and 205.251.195.167.

Host name ns-1479.awsdns-56.org points to: 2600:9000:5305:c700::1 and 205.251.197.199.

Host name ns-1834.awsdns-37.co.uk points to: 2600:9000:5307:2a00::1 and 205.251.199.42.

contrastsoftware.com is handled by a single mail server, contrastsoftware-com.mail.protection.outlook.com.

contrastsoftware.com - robtex.com