`martinunderground.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:df25^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2e25^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.37^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.223.37^{🇺🇸 Cloudflare172.67.208.0/20 , 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	`dante.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c0a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dante.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dante.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dante.ns.cloudflare.com`
		A	108.162.195.10^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dante.ns.cloudflare.com`
		A	162.159.44.10^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dante.ns.cloudflare.com`
		A	172.64.35.10^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dante.ns.cloudflare.com`
MX	`martinunderground-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::14^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:c931::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr03cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f90a::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr02cu00300.inbound.protection.outlook.com`
		A	52.101.8.51^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm1pr04cu00203.inbound.protection.outlook.com`
		A	52.101.11.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00103.inbound.protection.outlook.com`
		A	52.101.41.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00305.inbound.protection.outlook.com`
		A	52.101.41.22^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00406.inbound.protection.outlook.com`
TXT	`v=spf1 include:secureserver.net include:mailgun.org -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.46.37, 172.67.223.37
		IPv6 hints	2606:4700:3034::ac43:df25, 2606:4700:3035::6815:2e25
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com
SOA	`collins.ns.cloudflare.com`dns@cloudflare.com serial=2403591683

`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=1778579471

Same first word

martinunderground.com

DNS History

16 records (7 active, 9 former)

●NScollins.ns.cloudflare.com2026-04-10 → 2026-05-12 · 3 obs

○ 2017-02-08 08:12:58
● 2026-04-10 20:51:44
● 2026-05-12 09:57:00

●NSdante.ns.cloudflare.com2026-04-10 → 2026-05-12 · 3 obs

○ 2017-02-08 08:12:58
● 2026-04-10 20:51:44
● 2026-05-12 09:57:00

○NSns1.holeinthewallhosting.org2015-07-25 → 2017-02-08 · 4 obs

● 2015-07-25 15:59:40
● 2017-02-08 08:12:58
○ 2026-04-10 20:51:44
○ 2026-05-12 09:57:00

○NSns2.holeinthewallhosting.org2015-07-25 → 2017-02-08 · 4 obs

● 2015-07-25 15:59:40
● 2017-02-08 08:12:58
○ 2026-04-10 20:51:44
○ 2026-05-12 09:57:00

○NSns49.domaincontrol.com2026-04-10 → 2026-05-12 · 2 obs

○ 2026-04-10 20:51:44
○ 2026-05-12 09:57:00

○NSns50.domaincontrol.com2026-04-10 → 2026-05-12 · 2 obs

○ 2026-04-10 20:51:44
○ 2026-05-12 09:57:00

○MXmailstore1.secureserver.net2015-07-25 → 2017-02-08 · 4 obs

● 2015-07-25 15:59:40
● 2017-02-08 08:12:58
○ 2026-04-10 20:51:44
○ 2026-05-12 09:57:00

●MXmartinunderground-com.mail.protection.outlook.com2026-04-10 → 2026-05-12 · 3 obs

○ 2017-02-08 08:12:58
● 2026-04-10 20:51:44
● 2026-05-12 09:57:00

○MXsmtp.secureserver.net2015-07-25 → 2017-02-08 · 4 obs

● 2015-07-25 15:59:40
● 2017-02-08 08:12:58
○ 2026-04-10 20:51:44
○ 2026-05-12 09:57:00

●A104.21.46.372026-04-10 → 2026-05-12 · 3 obs

○ 2017-02-08 08:12:58
● 2026-04-10 20:51:44
● 2026-05-12 09:57:00

○A13.248.243.52026-04-10 → 2026-05-12 · 2 obs

○ 2026-04-10 20:51:44
○ 2026-05-12 09:57:00

●A172.67.223.372026-04-10 → 2026-05-12 · 3 obs

○ 2017-02-08 08:12:58
● 2026-04-10 20:51:44
● 2026-05-12 09:57:00

●A2606:4700:3034::ac43:df252026-04-10 → 2026-05-12 · 3 obs

○ 2017-02-08 08:12:58
● 2026-04-10 20:51:44
● 2026-05-12 09:57:00

●A2606:4700:3035::6815:2e252026-04-10 → 2026-05-12 · 3 obs

○ 2017-02-08 08:12:58
● 2026-04-10 20:51:44
● 2026-05-12 09:57:00

○A72.52.202.2162015-07-25 → 2017-02-08 · 4 obs

● 2015-07-25 15:59:40
● 2017-02-08 08:12:58
○ 2026-04-10 20:51:44
○ 2026-05-12 09:57:00

○A76.223.105.2302026-04-10 → 2026-05-12 · 2 obs

○ 2026-04-10 20:51:44
○ 2026-05-12 09:57:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
martinunderground.com	collins.ns.cloudflare.com, dante.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.226

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for martinunderground.com (unsigned zone)

⏱️ Timing

Total: 387ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.46.37, 172.67.223.37`
AAAA	2	`2606:4700:3035::6815:2e25, 2606:4700:3034::ac43:df25`
NS	2	`collins.ns.cloudflare.com, dante.ns.cloudflare.com`
MX	1	`martinunderground-com.mail.protection.ou`
TXT	1	`v=spf1 include:secureserver.net include:`
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

martinunderground.com points to four IP numbers: 2606:4700:3034::ac43:df25, 2606:4700:3035::6815:2e25, 104.21.46.37 and 172.67.223.37.

Other host names, for instance skippersresort.com, www.store.ro, disalikecore.click, lasposasvet.com and webuuq.com share IP numbers with martinunderground.com.

Name Servers

martinunderground.com's delegation is to two name servers collins.ns.cloudflare.com and dante.ns.cloudflare.com.

martinunderground.com uses the same name server setup as other domains, for example iopaint.com and yilm.ru.

martinunderground.com at least partially shares its name servers with other domains, for instance blx.to, lannamobler.com, intewect.net, sprunkle.org and oloramitierra.com.mx.

These name servers are often used together with the name servers venus.ns.cloudflare.com.

Host names with six IP numbers:

collins.ns.cloudflare.com points to: 2606:4700:50::a29f:26e2, 2803:f800:50::6ca2:c2e2, 2a06:98c1:50::ac40:22e2, 108.162.194.226, 162.159.38.226 and 172.64.34.226.

dante.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0a, 2803:f800:50::6ca2:c30a, 2a06:98c1:50::ac40:230a, 108.162.195.10, 162.159.44.10 and 172.64.35.10.

Mail Servers

martinunderground.com is served by a single mail server, martinunderground-com.mail.protection.outlook.com.

The host name martinunderground-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c902::14, 2a01:111:f403:c931::1, 2a01:111:f403:f802::2, 2a01:111:f403:f90a::, 52.101.8.51, 52.101.11.3, 52.101.41.21 and 52.101.41.22.

martinunderground.com - robtex.com