doomed-knowledge.com - dns.ninja

`doomed-knowledge.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:1edb^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:adf5^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.30.219^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.245^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`collins.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26e2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`collins.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`collins.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`collins.ns.cloudflare.com`
		A	108.162.194.226^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`collins.ns.cloudflare.com`
		A	162.159.38.226^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`collins.ns.cloudflare.com`
		A	172.64.34.226^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`collins.ns.cloudflare.com`
NS	`titan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c5d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`titan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c35d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`titan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:235d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`titan.ns.cloudflare.com`
		A	108.162.195.93^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`titan.ns.cloudflare.com`
		A	162.159.44.93^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`titan.ns.cloudflare.com`
		A	172.64.35.93^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`titan.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	192.179.18.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ry-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.30.219, 172.67.173.245
		IPv6 hints	2606:4700:3035::6815:1edb, 2606:4700:3035::ac43:adf5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=76, name=cloudflare-ech.com
SOA	`collins.ns.cloudflare.com`dns@cloudflare.com serial=2411846080

`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=1786564254

Same first word

doomed-knowledge.com

DNS History

27 records (13 active, 14 former)

●NScollins.ns.cloudflare.com2026-03-06 → 2026-08-12 · 3 obs

○ 2017-09-01 21:46:10
● 2026-03-06 05:53:40
● 2026-08-12 20:08:02

○NSns1.ev1servers.net2008-03-12 → 2008-03-12 · 3 obs

● 2008-03-12 12:38:18
○ 2015-05-09 06:37:40
○ 2026-08-12 20:08:02

○NSns1.theplanet.com2015-05-09 → 2017-09-01 · 5 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2017-09-01 21:46:10
○ 2026-03-06 05:53:40
○ 2026-08-12 20:08:02

○NSns2.ev1servers.net2008-03-12 → 2008-03-12 · 3 obs

● 2008-03-12 12:38:18
○ 2015-05-09 06:37:40
○ 2026-08-12 20:08:02

○NSns2.theplanet.com2015-05-09 → 2017-09-01 · 5 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2017-09-01 21:46:10
○ 2026-03-06 05:53:40
○ 2026-08-12 20:08:02

●NStitan.ns.cloudflare.com2026-03-06 → 2026-08-12 · 3 obs

○ 2017-09-01 21:46:10
● 2026-03-06 05:53:40
● 2026-08-12 20:08:02

●MXalt1.aspmx.l.google.com2015-05-09 → 2026-08-12 · 3 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2026-08-12 20:08:02

●MXalt2.aspmx.l.google.com2015-05-09 → 2026-08-12 · 3 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2026-08-12 20:08:02

●MXaspmx.l.google.com2015-05-09 → 2026-08-12 · 3 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2026-08-12 20:08:02

●MXaspmx2.googlemail.com2015-05-09 → 2026-08-12 · 3 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2026-08-12 20:08:02

●MXaspmx3.googlemail.com2015-05-09 → 2026-08-12 · 3 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2026-08-12 20:08:02

●MXaspmx4.googlemail.com2015-05-09 → 2026-08-12 · 3 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2026-08-12 20:08:02

●MXaspmx5.googlemail.com2015-05-09 → 2026-08-12 · 3 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2026-08-12 20:08:02

○MXerr.doomed-knowledge.com2008-03-12 → 2008-03-12 · 3 obs

● 2008-03-12 12:38:18
○ 2015-05-09 06:37:40
○ 2026-08-12 20:08:02

○MXmail.doomed-knowledge.com2008-03-12 → 2008-03-12 · 3 obs

● 2008-03-12 12:38:18
○ 2015-05-09 06:37:40
○ 2026-08-12 20:08:02

●A104.21.30.2192026-03-06 → 2026-08-12 · 3 obs

○ 2017-09-01 21:46:10
● 2026-03-06 05:53:40
● 2026-08-12 20:08:02

●A172.67.173.2452026-03-06 → 2026-08-12 · 3 obs

○ 2017-09-01 21:46:10
● 2026-03-06 05:53:40
● 2026-08-12 20:08:02

○A2001:470:1f0f:1ce::22015-05-09 → 2017-09-01 · 5 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
● 2017-09-01 21:46:10
○ 2026-03-06 05:53:40
○ 2026-08-12 20:08:02

○A213.46.71.1832016-04-05 → 2016-09-11 · 5 obs

○ 2015-12-29 00:05:44
● 2016-04-05 17:07:44
● 2016-09-11 02:02:28
○ 2017-09-01 21:46:10
○ 2026-08-12 20:08:02

○A2606:4700:3033::6815:1edb2026-03-06 → 2026-06-15 · 5 obs

○ 2017-09-01 21:46:10
● 2026-03-06 05:53:40
● 2026-06-15 14:41:32
○ 2026-07-11 15:28:32
○ 2026-08-12 20:08:02

●A2606:4700:3035::6815:1edb2026-07-11 → 2026-08-12 · 3 obs

○ 2026-06-15 14:41:32
● 2026-07-11 15:28:32
● 2026-08-12 20:08:02

●A2606:4700:3035::ac43:adf52026-07-11 → 2026-08-12 · 3 obs

○ 2026-06-15 14:41:32
● 2026-07-11 15:28:32
● 2026-08-12 20:08:02

○A2606:4700:3037::ac43:adf52026-03-06 → 2026-06-15 · 5 obs

○ 2017-09-01 21:46:10
● 2026-03-06 05:53:40
● 2026-06-15 14:41:32
○ 2026-07-11 15:28:32
○ 2026-08-12 20:08:02

○A76.187.111.782015-05-09 → 2015-05-09 · 4 obs

○ 2008-03-12 12:38:18
● 2015-05-09 06:37:40
○ 2015-10-20 20:01:54
○ 2026-08-12 20:08:02

○A77.251.77.2222017-09-01 → 2017-09-01 · 4 obs

○ 2016-09-11 02:02:28
● 2017-09-01 21:46:10
○ 2026-03-06 05:53:40
○ 2026-08-12 20:08:02

○A97.99.20.2492015-10-20 → 2015-12-29 · 5 obs

○ 2008-03-12 12:38:18
● 2015-10-20 20:01:54
● 2015-12-29 00:05:44
○ 2016-04-05 17:07:44
○ 2026-08-12 20:08:02

○A98.199.191.362008-03-12 → 2008-03-12 · 3 obs

● 2008-03-12 12:38:18
○ 2015-05-09 06:37:40
○ 2026-08-12 20:08:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...	-
doomed-knowledge.com	collins.ns.cloudflare.com, titan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.226

NS records: collins.ns.cloudflare.com, titan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doomed-knowledge.com (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.30.219, 172.67.173.245`
AAAA	2	`2606:4700:3035::6815:1edb, 2606:4700:3035::ac43:adf5`
NS	2	`collins.ns.cloudflare.com, titan.ns.cloudflare.com`
MX	7	`aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`collins.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (collins.ns.cloudflare.com, collins.ns.cloudflare.com, collins.ns.cloudflare.com...)

Analysis

IP Addresses

doomed-knowledge.com resolves to four IP addresses: 104.21.30.219, 172.67.173.245, 2606:4700:3035::6815:1edb and 2606:4700:3035::ac43:adf5.

Two other host names, along with novirelaxion.sbs, www.dfnv-defender.pro and oto-lastik.com, also share IP numbers with doomed-knowledge.com.

Name Servers

Two name servers handle the delegation for doomed-knowledge.com: collins.ns.cloudflare.com and titan.ns.cloudflare.com.

doomed-knowledge.com shares its NS records with other domains, for example anonmind.com, seanshouse.ch, bergnetwork.net and two others.

doomed-knowledge.com partially shares its NS delegation with several other domains, including sfxcathedral.com, b21.team, cleago.com and two others.

These name servers are regularly seen alongside treasure.ns.cloudflare.com and dora.ns.cloudflare.com as name servers.

DNS names with 6 IP addresses:

collins.ns.cloudflare.com resolves to 108.162.194.226, 162.159.38.226 and 172.64.34.226 among others, with 3 other IP addresses in total.

titan.ns.cloudflare.com resolves to 108.162.195.93, 162.159.44.93 and 172.64.35.93 among others, with 3 other IP addresses in total.

Mail Servers

The MX records for doomed-knowledge.com point to 7 mail servers — aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

There is at least a partial MX overlap between doomed-knowledge.com and other domains, including opticasvisionysol.com.co, ns500759.ns500758.ns500759.ns500698.ns500735.ns500698.ns500735.ns500698.ns500698.ns500735.ns500576.ns500576.ns500686.ns500619.ns500576.ns500619.trackreceptor.com, ns500671.ns500754.ns500754.ns500742.ns500754.ns500742.ns500705.ns500671.ns500678.ns500649.ns500291.ns500666.ns500131.lustychickser.com and two others.

These mail servers tend to appear in combination with mail servers aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

aspmx2.googlemail.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1a.

aspmx3.googlemail.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx4.googlemail.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

aspmx5.googlemail.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.

aspmx.l.google.com resolves to two addresses: 192.179.18.26 and 2607:f8b0:4004:c06::1b.

alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 192.178.234.27 IP addresses.

aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 2a00:1450:400b:c02::1b IP addresses.

aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 172.253.116.27 IP addresses.