`extremesudoku.info`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:2179^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:908e^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.33.121^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.142^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`donald.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donald.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`donald.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`donald.ns.cloudflare.com`
		A	108.162.193.158^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donald.ns.cloudflare.com`
		A	172.64.33.158^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donald.ns.cloudflare.com`
		A	173.245.59.158^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donald.ns.cloudflare.com`
NS	`opal.ns.cloudflare.com`
		A	2606:4700:50::a29f:2664^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c264^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`opal.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2264^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`opal.ns.cloudflare.com`
		A	108.162.194.100^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	162.159.38.100^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
		A	172.64.34.100^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`opal.ns.cloudflare.com`
MX	`_dc-mx.c48bae39715d.extremesudoku.info` ⭐
		A	192.185.48.223^{🇺🇸 Jacksonville192.185.48.0/21 Google}
			PTR	`192-185-48-223.unifiedlayer.com`
TXT	`v=spf1 a mx include:websitewelcome.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.33.121, 172.67.144.142
		IPv6 hints	2606:4700:3033::6815:2179, 2606:4700:3033::ac43:908e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=100, name=cloudflare-ech.com
SOA	`donald.ns.cloudflare.com`dns@cloudflare.com serial=2398484098

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1777013633

WOT: UNKNOWN (70/100)

Previously MX for

extremesudoku.info

Subdomains

autodiscover.extremesudoku.info

Same first word

extremesudoku.info

DNS History

12 records (7 active, 5 former)

●NSdonald.ns.cloudflare.com2026-04-08 → 2026-04-24 · 3 obs

○ 2017-05-07 14:57:14
● 2026-04-08 09:46:04
● 2026-04-24 07:07:12

○NSns29.hostgator.com2015-08-23 → 2017-05-07 · 5 obs

○ 2009-01-13 02:32:52
● 2015-08-23 07:29:52
● 2017-05-07 14:57:14
○ 2026-04-08 09:46:04
○ 2026-04-24 07:07:12

○NSns30.hostgator.com2015-08-23 → 2017-05-07 · 5 obs

○ 2009-01-13 02:32:52
● 2015-08-23 07:29:52
● 2017-05-07 14:57:14
○ 2026-04-08 09:46:04
○ 2026-04-24 07:07:12

○NSns6101.hostgator.com2015-08-23 → 2017-05-07 · 5 obs

○ 2009-01-13 02:32:52
● 2015-08-23 07:29:52
● 2017-05-07 14:57:14
○ 2026-04-08 09:46:04
○ 2026-04-24 07:07:12

●NSopal.ns.cloudflare.com2026-04-08 → 2026-04-24 · 3 obs

○ 2017-05-07 14:57:14
● 2026-04-08 09:46:04
● 2026-04-24 07:07:12

●MX_dc-mx.c48bae39715d.extremesudoku.info2026-04-08 → 2026-04-24 · 3 obs

○ 2017-05-07 14:57:14
● 2026-04-08 09:46:04
● 2026-04-24 07:07:12

○MXextremesudoku.info2015-08-23 → 2017-05-07 · 5 obs

○ 2009-01-13 02:32:52
● 2015-08-23 07:29:52
● 2017-05-07 14:57:14
○ 2026-04-08 09:46:04
○ 2026-04-24 07:07:12

●A104.21.33.1212026-04-08 → 2026-04-24 · 3 obs

○ 2017-05-07 14:57:14
● 2026-04-08 09:46:04
● 2026-04-24 07:07:12

●A172.67.144.1422026-04-08 → 2026-04-24 · 3 obs

○ 2017-05-07 14:57:14
● 2026-04-08 09:46:04
● 2026-04-24 07:07:12

○A192.232.249.1572015-08-23 → 2017-05-07 · 5 obs

○ 2009-01-13 02:32:52
● 2015-08-23 07:29:52
● 2017-05-07 14:57:14
○ 2026-04-08 09:46:04
○ 2026-04-24 07:07:12

●A2606:4700:3033::6815:21792026-04-08 → 2026-04-24 · 3 obs

○ 2017-05-07 14:57:14
● 2026-04-08 09:46:04
● 2026-04-24 07:07:12

●A2606:4700:3033::ac43:908e2026-04-08 → 2026-04-24 · 3 obs

○ 2017-05-07 14:57:14
● 2026-04-08 09:46:04
● 2026-04-24 07:07:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
extremesudoku.info	donald.ns.cloudflare.com, opal.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.100

NS records: donald.ns.cloudflare.com, opal.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for extremesudoku.info (unsigned zone)

⏱️ Timing

Total: 699ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.33.121, 172.67.144.142`
AAAA	2	`2606:4700:3033::ac43:908e, 2606:4700:3033::6815:2179`
NS	2	`donald.ns.cloudflare.com, opal.ns.cloudflare.com`
MX	1	`_dc-mx.c48bae39715d.extremesudoku.info (`
TXT	1	`v=spf1 a mx include:websitewelcome.com ~`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`donald.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

The parent of autodiscover.extremesudoku.info is extremesudoku.info.

IP Addresses

extremesudoku.info resolves to four IP numbers: 2606:4700:3033::6815:2179, 2606:4700:3033::ac43:908e, 104.21.33.121 and 172.67.144.142.

Other host names such as mail.mlathroplaw.com, onivermectin20tab.com, lapalettechocolat.com, kampusmandala.ac.id and unitedstar.com.cn share IPs with extremesudoku.info.

Name Servers

extremesudoku.info is delegated to two name servers: donald.ns.cloudflare.com and opal.ns.cloudflare.com.

extremesudoku.info shares the same name server setup as fiendishsudoku.com, sudokuprintables.org, personalsudoku.com, wealtrcorizon-bdftbi.xyz and samurai-sudoku.com.

extremesudoku.info at least partially shares name servers with other domains, for instance ealpeiylscz.click, investami.com, sez.ae, abaadpangulf.com and farbled.com.

these name servers are commonly used together with the name servers magnolia.ns.cloudflare.com, leia.ns.cloudflare.com, hugh.ns.cloudflare.com, darwin.ns.cloudflare.com and olof.ns.cloudflare.com.

Host names with six IP numbers:

donald.ns.cloudflare.com points to 2606:4700:58::adf5:3b9e, 2803:f800:50::6ca2:c19e, 2a06:98c1:50::ac40:219e, 108.162.193.158, 172.64.33.158 and 173.245.59.158.

opal.ns.cloudflare.com points to 2606:4700:50::a29f:2664, 2803:f800:50::6ca2:c264, 2a06:98c1:50::ac40:2264, 108.162.194.100, 162.159.38.100 and 172.64.34.100.

Mail Servers

extremesudoku.info is handled by a single mail server, _dc-mx.c48bae39715d.extremesudoku.info.

_dc-mx.c48bae39715d.extremesudoku.info points to a single IP: 192.185.48.223.

extremesudoku.info - robtex.com