groupcheck.org - robtex.com

groupcheck.org

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:3163🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:a19c🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.49.99Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.161.156🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlloyd.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bc5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlloyd.ns.cloudflare.com
A2803:f800:50::6ca2:c1c5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlloyd.ns.cloudflare.com
A2a06:98c1:50::ac40:21c5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlloyd.ns.cloudflare.com
A108.162.193.197🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlloyd.ns.cloudflare.com
A172.64.33.197🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlloyd.ns.cloudflare.com
A173.245.59.197🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlloyd.ns.cloudflare.com
NSviolet.ns.cloudflare.com
A2606:4700:50::adf5:3aed🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
A2803:f800:50::6ca2:c0ed🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRviolet.ns.cloudflare.com
A2a06:98c1:50::ac40:20ed🇺🇸 Cloudflare2a06:98c1:50::/45
PTRviolet.ns.cloudflare.com
A108.162.192.237🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
A172.64.32.237🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
A173.245.58.237🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.49.99, 172.67.161.156
IPv6 hints2606:4700:3030::6815:3163, 2606:4700:3031::ac43:a19c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=166, name=cloudflare-ech.com
SOAlloyd.ns.cloudflare.comdns@cloudflare.com serial=2400902847

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1778791525

Same first word

groupcheck.org
groupcheck.wpenginepowered.com
groupcheck.in
groupcheck.com

Similar names

grupocheck.com
checkgroup.co.uk
checkgroup.com
orgcheckup.com

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSlloyd.ns.cloudflare.comviolet.ns.cloudflare.comv1.pcextreme.nlv2.pcextreme.nlv3.pcextreme.euMXfallback.mail.pcextreme.nlprimary.mail.pcextreme.nlA104.21.49.99172.67.161.1562606:4700:3030::6815:31632606:4700:3031::ac43:a19c109.72.85.1182a00:f10:10a:5:2:f12:80:42a00:f10:ff03:1::102
●NSlloyd.ns.cloudflare.com2026-04-30 → 2026-05-14 · 3 obs
○ 2018-07-03 04:24:18
● 2026-04-30 15:35:50
● 2026-05-14 21:19:38
○NSv1.pcextreme.nl2015-08-12 → 2018-07-03 · 4 obs
● 2015-08-12 23:26:06
● 2018-07-03 04:24:18
○ 2026-04-30 15:35:50
○ 2026-05-14 21:19:38
○NSv2.pcextreme.nl2015-08-12 → 2018-07-03 · 4 obs
● 2015-08-12 23:26:06
● 2018-07-03 04:24:18
○ 2026-04-30 15:35:50
○ 2026-05-14 21:19:38
○NSv3.pcextreme.eu2015-08-12 → 2018-07-03 · 4 obs
● 2015-08-12 23:26:06
● 2018-07-03 04:24:18
○ 2026-04-30 15:35:50
○ 2026-05-14 21:19:38
●NSviolet.ns.cloudflare.com2026-04-30 → 2026-05-14 · 3 obs
○ 2018-07-03 04:24:18
● 2026-04-30 15:35:50
● 2026-05-14 21:19:38
○MXfallback.mail.pcextreme.nl2015-08-12 → 2018-07-03 · 4 obs
● 2015-08-12 23:26:06
● 2018-07-03 04:24:18
○ 2026-04-30 15:35:50
○ 2026-05-14 21:19:38
○MXprimary.mail.pcextreme.nl2015-08-12 → 2018-07-03 · 4 obs
● 2015-08-12 23:26:06
● 2018-07-03 04:24:18
○ 2026-04-30 15:35:50
○ 2026-05-14 21:19:38
●A104.21.49.992026-04-30 → 2026-05-14 · 3 obs
○ 2018-07-03 04:24:18
● 2026-04-30 15:35:50
● 2026-05-14 21:19:38
○A109.72.85.1182015-08-12 → 2018-07-03 · 4 obs
● 2015-08-12 23:26:06
● 2018-07-03 04:24:18
○ 2026-04-30 15:35:50
○ 2026-05-14 21:19:38
●A172.67.161.1562026-04-30 → 2026-05-14 · 3 obs
○ 2018-07-03 04:24:18
● 2026-04-30 15:35:50
● 2026-05-14 21:19:38
●A2606:4700:3030::6815:31632026-04-30 → 2026-05-14 · 3 obs
○ 2018-07-03 04:24:18
● 2026-04-30 15:35:50
● 2026-05-14 21:19:38
●A2606:4700:3031::ac43:a19c2026-04-30 → 2026-05-14 · 3 obs
○ 2018-07-03 04:24:18
● 2026-04-30 15:35:50
● 2026-05-14 21:19:38
○A2a00:f10:10a:5:2:f12:80:42015-08-12 → 2016-03-03 · 4 obs
● 2015-08-12 23:26:06
● 2016-03-03 01:38:18
○ 2016-06-19 11:41:18
○ 2026-05-14 21:19:38
○A2a00:f10:ff03:1::1022016-06-19 → 2018-07-03 · 5 obs
○ 2016-03-03 01:38:18
● 2016-06-19 11:41:18
● 2018-07-03 04:24:18
○ 2026-04-30 15:35:50
○ 2026-05-14 21:19:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
groupcheck.orglloyd.ns.cloudflare.com, violet.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.237

NS records: lloyd.ns.cloudflare.com, violet.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for groupcheck.org (unsigned zone)

⏱️ Timing

Total: 395ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.49.99, 172.67.161.156
AAAA22606:4700:3030::6815:3163, 2606:4700:3031::ac43:a19c
NS2lloyd.ns.cloudflare.com, violet.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1lloyd.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

Four IP numbers are pointed to by groupcheck.org: 2606:4700:3030::6815:3163, 2606:4700:3031::ac43:a19c, 104.21.49.99 and 172.67.161.156.

other host names including ientertainnews.com, news883a.com, www.prodesigner.pl, openai-reverse.brucex900.workers.dev and utahrehab.com share IP numbers with groupcheck.org.

Name Servers

groupcheck.org is delegated to two name servers lloyd.ns.cloudflare.com and violet.ns.cloudflare.com.

groupcheck.org shares the same name server setup as other domains, for instance 10bestesingleboersen.at, lasgrabacionesdegrujanos.es, chhaprawap.in, golturkbuku.com and webquestblog.com.

groupcheck.org at least partially shares name servers with other domains, for instance dbmc.com.au, mat304.com, opcojwhu.shop, ipractise.in and scsm.fr.

These name servers are commonly used alongside abby.ns.cloudflare.com and reese.ns.cloudflare.com.

Host names with six IP numbers:

Host name lloyd.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc5, 2803:f800:50::6ca2:c1c5, 2a06:98c1:50::ac40:21c5, 108.162.193.197, 172.64.33.197 and 173.245.59.197.

Host name violet.ns.cloudflare.com points to: 2606:4700:50::adf5:3aed, 2803:f800:50::6ca2:c0ed, 2a06:98c1:50::ac40:20ed, 108.162.192.237, 172.64.32.237 and 173.245.58.237.