mailserver.groupccs.com - robtex.com

mailserver.groupccs.com

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:1083🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d4b8🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.16.131Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.212.184🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.16.131, 172.67.212.184
IPv6 hints2606:4700:3037::6815:1083, 2606:4700:3037::ac43:d4b8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=193, name=cloudflare-ech.com

groupccs.com

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:1083🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d4b8🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.16.131Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.212.184🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdonovan.ns.cloudflare.com ⭐
NSfaye.ns.cloudflare.com
MXmail1.groupccs.com ⭐
TXTv=spf1 mx include:sendgrid.net include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.16.131, 172.67.212.184
IPv6 hints2606:4700:3037::6815:1083, 2606:4700:3037::ac43:d4b8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=193, name=cloudflare-ech.com
SOAdonovan.ns.cloudflare.comdns@cloudflare.com serial=2402913695

Previously MX for

groupccs.com

Same first word

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servermail.net
servermail.info
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revresliam.com

DNS History

5 records (4 active, 1 former)

201820192020202120222023202420252026A104.21.16.131172.67.212.1842606:4700:3037::6815:10832606:4700:3037::ac43:d4b8213.171.216.114
●A104.21.16.1312026-04-17 → 2026-05-11 · 3 obs
○ 2017-01-09 18:36:42
● 2026-04-17 23:21:44
● 2026-05-11 15:49:38
●A172.67.212.1842026-04-17 → 2026-05-11 · 3 obs
○ 2017-01-09 18:36:42
● 2026-04-17 23:21:44
● 2026-05-11 15:49:38
○A213.171.216.1142017-01-09 → 2017-01-09 · 3 obs
● 2017-01-09 18:36:42
○ 2026-04-17 23:21:44
○ 2026-05-11 15:49:38
●A2606:4700:3037::6815:10832026-04-17 → 2026-05-11 · 3 obs
○ 2017-01-09 18:36:42
● 2026-04-17 23:21:44
● 2026-05-11 15:49:38
●A2606:4700:3037::ac43:d4b82026-04-17 → 2026-05-11 · 3 obs
○ 2017-01-09 18:36:42
● 2026-04-17 23:21:44
● 2026-05-11 15:49:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net...-
groupccs.comfaye.ns.cloudflare.com, donovan.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.114

NS records: faye.ns.cloudflare.com, donovan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for groupccs.com (unsigned zone)

⏱️ Timing

Total: 384ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.212.184, 104.21.16.131
AAAA22606:4700:3037::6815:1083, 2606:4700:3037::ac43:d4b8
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by mailserver.groupccs.com: 2606:4700:3037::6815:1083, 2606:4700:3037::ac43:d4b8, 104.21.16.131 and 172.67.212.184.

other host names including 24centermatrix.sbs, ultahoostt.top, brasil777.ch, ag2g168p.buzz and csapagy-centrum.hu share IP numbers with mailserver.groupccs.com.