comprehend.com - dns.ninja

`comprehend.com`

DNSSEC	⚠️ Not signed
NS	`ns-1620.awsdns-10.co.uk` ⭐
		A	2600:9000:5306:5400::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1620.awsdns-10.co.uk`
		A	205.251.198.84^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1620.awsdns-10.co.uk`
NS	`ns-1007.awsdns-61.net`
		A	2600:9000:5303:ef00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-1007.awsdns-61.net`
		A	205.251.195.239^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-1007.awsdns-61.net`
NS	`ns-1314.awsdns-36.org`
		A	2600:9000:5305:2200::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1314.awsdns-36.org`
		A	205.251.197.34^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1314.awsdns-36.org`
NS	`ns-150.awsdns-18.com`
		A	2600:9000:5300:9600::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-150.awsdns-18.com`
		A	205.251.192.150^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-150.awsdns-18.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`apple-domain-verification=iUGozpyai3EYajnc`
TXT	`google-site-verification=8lRSgmGnvcznC7IOBGOgbSrEI2yFuEcNU46dIiWOt68`
TXT	`google-site-verification=LMnR4jLZvHyLN6dETmXb24CNgV7PvQMx09FTQ6XaR1U`
TXT	`google-site-verification=d6vVylxv5_yUxgK-rzLnPcydwPqRHUU54Ha_f5WAGCA`
TXT	`google-site-verification=hoWIuf_XLmDEYX(0x734578)DhKLF-vuxho4VND--Xd4FaqiAM`
TXT	`v=spf1 include:_spf.google.com include:2176904.spf04.hubspotemail.net -all`
SOA	`ns-1620.awsdns-10.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=1782461615

Subdomains

app.comprehend.com

Same first word

comprehend.in

comprehend.education

comprehend.org

comprehend.it

comprehend.ca

comprehend.com.cn

comprehend.com

comprehend.nl

DNS History

18 records (9 active, 9 former)

●NSns-1007.awsdns-61.net2015-05-25 → 2026-06-26 · 3 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2026-06-26 08:21:38

●NSns-1314.awsdns-36.org2015-05-25 → 2026-06-26 · 3 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2026-06-26 08:21:38

●NSns-150.awsdns-18.com2015-05-25 → 2026-06-26 · 3 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2026-06-26 08:21:38

●NSns-1620.awsdns-10.co.uk2015-05-25 → 2026-06-26 · 3 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2026-06-26 08:21:38

○NSns1.comprehend.com2007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 12:38:56
○ 2015-05-25 12:36:54
○ 2026-06-26 08:21:38

○NSns2.comprehend.com2007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 12:38:56
○ 2015-05-25 12:36:54
○ 2026-06-26 08:21:38

●MXalt1.aspmx.l.google.com2015-05-25 → 2026-06-26 · 3 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2026-06-26 08:21:38

●MXalt2.aspmx.l.google.com2015-05-25 → 2026-06-26 · 3 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2026-06-26 08:21:38

●MXalt3.aspmx.l.google.com2026-02-16 → 2026-06-26 · 3 obs

○ 2016-12-23 11:51:00
● 2026-02-16 14:37:06
● 2026-06-26 08:21:38

●MXalt4.aspmx.l.google.com2026-02-16 → 2026-06-26 · 3 obs

○ 2016-12-23 11:51:00
● 2026-02-16 14:37:06
● 2026-06-26 08:21:38

●MXaspmx.l.google.com2015-05-25 → 2026-06-26 · 3 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2026-06-26 08:21:38

○MXaspmx2.googlemail.com2015-05-25 → 2016-12-23 · 5 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2016-12-23 11:51:00
○ 2026-02-16 14:37:06
○ 2026-06-26 08:21:38

○MXaspmx3.googlemail.com2015-05-25 → 2016-12-23 · 5 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2016-12-23 11:51:00
○ 2026-02-16 14:37:06
○ 2026-06-26 08:21:38

○MXmail.comprehend.com2007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 12:38:56
○ 2015-05-25 12:36:54
○ 2026-06-26 08:21:38

○MXmail2.comprehend.com2007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 12:38:56
○ 2015-05-25 12:36:54
○ 2026-06-26 08:21:38

○A162.242.225.2392016-04-09 → 2026-02-16 · 5 obs

○ 2016-01-20 23:06:24
● 2016-04-09 16:59:32
● 2026-02-16 14:37:06
○ 2026-03-03 23:18:56
○ 2026-06-26 08:21:38

○A66.197.161.1332007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 12:38:56
○ 2015-05-25 12:36:54
○ 2026-06-26 08:21:38

○A67.214.208.2312015-05-25 → 2016-01-20 · 5 obs

○ 2007-10-28 12:38:56
● 2015-05-25 12:36:54
● 2016-01-20 23:06:24
○ 2016-04-09 16:59:32
○ 2026-06-26 08:21:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
comprehend.com	ns-150.awsdns-18.com, ns-1007.awsdns-61.net, ns-1620.awsdns-10.co.uk, ns-1314.awsdns-36.org	2 records

✅ Authoritative Response

Server:205.251.197.34

NS records: ns-150.awsdns-18.com, ns-1007.awsdns-61.net, ns-1620.awsdns-10.co.uk, ns-1314.awsdns-36.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for comprehend.com (unsigned zone)

⏱️ Timing

Total: 494ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1007.awsdns-61.net, ns-1314.awsdns-36.org...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	6	`apple-domain-verification=iUGozpyai3EYaj, google-site-verification=8lRSgmGnvcznC7I...`
SOA	1	`ns-1620.awsdns-10.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-150.awsdns-18.com, ns-150.awsdns-18.com)

Analysis

Hierarchy

The domain app.comprehend.com falls under the parent comprehend.com.

Name Servers

The domain comprehend.com is delegated to these four name servers: ns-150.awsdns-18.com, ns-1007.awsdns-61.net, ns-1314.awsdns-36.org and ns-1620.awsdns-10.co.uk.

At least some of comprehend.com's name servers are shared with other domains, for example penbox.am, 2577777.xn--p1ai, crop-os.com and two more.

Four hostnames, each resolving to a pair of IP addresses: ns-150.awsdns-18.com directs to 205.251.192.150 and 2600:9000:5300:9600::1; ns-1007.awsdns-61.net directs to 205.251.195.239 and 2600:9000:5303:ef00::1; ns-1314.awsdns-36.org directs to 205.251.197.34 and 2600:9000:5305:2200::1; ns-1620.awsdns-10.co.uk directs to 205.251.198.84 and 2600:9000:5306:5400::1.

Mail Servers

Five mail servers handle comprehend.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

comprehend.com shares at least some of its mail servers with other domains — for example ns500754.ns500731.ns500754.ns500754.ns500754.ns500704.ns500704.ns500705.ns500678.ns500705.ns500671.ns500649.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com, hasco21.com, delta8pro.com and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.

Hosts with two IP numbers each:

aspmx.l.google.com directs traffic to 172.253.115.27 and 2607:f8b0:4004:c1d::1a.

alt1.aspmx.l.google.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com directs traffic to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1b.