`12x12challenge.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3d79^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:d247^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.61.121^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.210.71^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jobs.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jobs.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jobs.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jobs.ns.cloudflare.com`
		A	108.162.193.183^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jobs.ns.cloudflare.com`
		A	172.64.33.183^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jobs.ns.cloudflare.com`
		A	173.245.59.183^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jobs.ns.cloudflare.com`
NS	`sandra.ns.cloudflare.com`
		A	2606:4700:50::a29f:2622^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandra.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c222^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sandra.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2222^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sandra.ns.cloudflare.com`
		A	108.162.194.34^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandra.ns.cloudflare.com`
		A	162.159.38.34^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandra.ns.cloudflare.com`
		A	172.64.34.34^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandra.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	2607:f8b0:4004:c09::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f27.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
		A	172.253.122.26^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
TXT	`google-site-verification=yVfWwX-2xLEV0U0K97QDBu7fkIw3rJ2s1QYV0eN7hmU`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.61.121, 172.67.210.71
		IPv6 hints	2606:4700:3031::6815:3d79, 2606:4700:3031::ac43:d247
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=75, name=cloudflare-ech.com
SOA	`jobs.ns.cloudflare.com`dns@cloudflare.com serial=2398735094

`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=1777071651

Previously MX for

12x12challenge.com

Same first word

12x12challenge.com

DNS History

11 records (7 active, 4 former)

●NSjobs.ns.cloudflare.com2026-04-14 → 2026-04-24 · 3 obs

○ 2017-04-20 14:35:54
● 2026-04-14 01:14:04
● 2026-04-24 23:01:10

○NSns1.c2whosting.com2015-08-05 → 2017-04-20 · 4 obs

● 2015-08-05 17:14:28
● 2017-04-20 14:35:54
○ 2026-04-14 01:14:04
○ 2026-04-24 23:01:10

○NSns2.c2whosting.com2015-08-05 → 2017-04-20 · 4 obs

● 2015-08-05 17:14:28
● 2017-04-20 14:35:54
○ 2026-04-14 01:14:04
○ 2026-04-24 23:01:10

●NSsandra.ns.cloudflare.com2026-04-14 → 2026-04-24 · 3 obs

○ 2017-04-20 14:35:54
● 2026-04-14 01:14:04
● 2026-04-24 23:01:10

○MX12x12challenge.com2015-08-05 → 2017-04-20 · 4 obs

● 2015-08-05 17:14:28
● 2017-04-20 14:35:54
○ 2026-04-14 01:14:04
○ 2026-04-24 23:01:10

●MXsmtp.google.com2026-04-14 → 2026-04-24 · 3 obs

○ 2017-04-20 14:35:54
● 2026-04-14 01:14:04
● 2026-04-24 23:01:10

●A104.21.61.1212026-04-14 → 2026-04-24 · 3 obs

○ 2017-04-20 14:35:54
● 2026-04-14 01:14:04
● 2026-04-24 23:01:10

●A172.67.210.712026-04-14 → 2026-04-24 · 3 obs

○ 2017-04-20 14:35:54
● 2026-04-14 01:14:04
● 2026-04-24 23:01:10

●A2606:4700:3031::6815:3d792026-04-14 → 2026-04-24 · 3 obs

○ 2017-04-20 14:35:54
● 2026-04-14 01:14:04
● 2026-04-24 23:01:10

●A2606:4700:3031::ac43:d2472026-04-14 → 2026-04-24 · 3 obs

○ 2017-04-20 14:35:54
● 2026-04-14 01:14:04
● 2026-04-24 23:01:10

○A75.98.175.832015-08-05 → 2017-04-20 · 4 obs

● 2015-08-05 17:14:28
● 2017-04-20 14:35:54
○ 2026-04-14 01:14:04
○ 2026-04-24 23:01:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net...	-
12x12challenge.com	jobs.ns.cloudflare.com, sandra.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.34

NS records: jobs.ns.cloudflare.com, sandra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 12x12challenge.com (unsigned zone)

⏱️ Timing

Total: 187ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.210.71, 104.21.61.121`
AAAA	2	`2606:4700:3031::6815:3d79, 2606:4700:3031::ac43:d247`
NS	2	`jobs.ns.cloudflare.com, sandra.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=yVfWwX-2xLEV0U0, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jobs.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by 12x12challenge.com: 2606:4700:3031::6815:3d79, 2606:4700:3031::ac43:d247, 104.21.61.121 and 172.67.210.71.

other host names including civicscontent.us, www.zm-invest.com.pl, strategymacrox.sbs, gszfkj.com and cvitharstudio.com share IP numbers with 12x12challenge.com.

Name Servers

12x12challenge.com is delegated to two name servers jobs.ns.cloudflare.com and sandra.ns.cloudflare.com.

12x12challenge.com uses the same name server setup as other domains such as snatch.dk, msggroup.co.id, diamondtoolstore.com and deco-light.com.ua.

12x12challenge.com at least partially shares name servers with other domains, for instance thedinnerdetective.com, felder.es, pptvs.info, bostoncupcakes.com and love2meet.co.za.

These name servers are commonly used with rommy.ns.cloudflare.com, finley.ns.cloudflare.com and jaime.ns.cloudflare.com.

Host names with six IP numbers:

Host name jobs.ns.cloudflare.com points to: 2606:4700:58::adf5:3bb7, 2803:f800:50::6ca2:c1b7, 2a06:98c1:50::ac40:21b7, 108.162.193.183, 172.64.33.183 and 173.245.59.183.

Host name sandra.ns.cloudflare.com points to: 2606:4700:50::a29f:2622, 2803:f800:50::6ca2:c222, 2a06:98c1:50::ac40:2222, 108.162.194.34, 162.159.38.34 and 172.64.34.34.

Mail Servers

12x12challenge.com is handled by a single mail server, smtp.google.com.

12x12challenge.com shares the same mail server setup as other domains, for instance finimart.com, liveswishfundingpartners.info, ondefault.com, startions.com and erawan.org.

12x12challenge.com shares some mail servers with other domains, at least partially, for instance 0to8.com, schmooze.in, help-epicgames.com, hendrixsecuritysolutions.com and digitalisglobal.com.

smtp.google.com points to nine IPs: 2607:f8b0:4004:c06::1a, 2607:f8b0:4004:c06::1b, 2607:f8b0:4004:c09::1a, 2607:f8b0:4004:c09::1b, 172.253.63.27, 172.253.115.26, 172.253.115.27, 172.253.122.26 and 172.253.122.27.

12x12challenge.com - robtex.com