ns2.grcts.com - robtex.com

ns2.grcts.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:339c🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b619🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.156Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.182.25🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.156, 172.67.182.25
IPv6 hints2606:4700:3032::6815:339c, 2606:4700:3037::ac43:b619
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=240, name=cloudflare-ech.com

grcts.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:339c🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b619🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.156Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.182.25🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalla.ns.cloudflare.com ⭐
NScoen.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.156, 172.67.182.25
IPv6 hints2606:4700:3032::6815:339c, 2606:4700:3037::ac43:b619
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=240, name=cloudflare-ech.com
SOAalla.ns.cloudflare.comdns@cloudflare.com serial=2403903444

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DNS History

10 records (4 active, 6 former)

20192020202120222023202420252026NSsk.s5.ans1.ns148.ztomy.comsk.s5.ans2.ns148.ztomy.comMX~A104.21.51.156172.67.182.252606:4700:3032::6815:339c2606:4700:3037::ac43:b619208.91.197.46212.92.105.21577.104.138.160
○NSsk.s5.ans1.ns148.ztomy.com2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 14:37:58
○ 2026-05-11 11:12:10
○ 2026-05-11 11:12:12
○NSsk.s5.ans2.ns148.ztomy.com2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 14:37:58
○ 2026-05-11 11:12:10
○ 2026-05-11 11:12:12
○MX~2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 14:37:58
○ 2026-05-11 11:12:10
○ 2026-05-11 11:12:12
●A104.21.51.1562026-05-11 → 2026-05-11 · 3 obs
○ 2026-02-15 14:37:58
● 2026-05-11 11:12:10
● 2026-05-11 11:12:12
●A172.67.182.252026-05-11 → 2026-05-11 · 3 obs
○ 2026-02-15 14:37:58
● 2026-05-11 11:12:10
● 2026-05-11 11:12:12
○A208.91.197.462026-02-15 → 2026-02-15 · 4 obs
○ 2018-05-08 03:08:26
● 2026-02-15 14:37:58
○ 2026-05-11 11:12:10
○ 2026-05-11 11:12:12
○A212.92.105.2152026-02-15 → 2026-05-11 · 2 obs
○ 2026-02-15 14:37:58
○ 2026-05-11 11:12:12
●A2606:4700:3032::6815:339c2026-05-11 → 2026-05-11 · 3 obs
○ 2026-02-15 14:37:58
● 2026-05-11 11:12:10
● 2026-05-11 11:12:12
●A2606:4700:3037::ac43:b6192026-05-11 → 2026-05-11 · 3 obs
○ 2026-02-15 14:37:58
● 2026-05-11 11:12:10
● 2026-05-11 11:12:12
○A77.104.138.1602018-05-08 → 2018-05-08 · 3 obs
● 2018-05-08 03:08:26
○ 2026-02-15 14:37:58
○ 2026-05-11 11:12:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
grcts.comalla.ns.cloudflare.com, coen.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.62

NS records: alla.ns.cloudflare.com, coen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grcts.com (unsigned zone)

⏱️ Timing

Total: 234ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.182.25, 104.21.51.156
AAAA22606:4700:3032::6815:339c, 2606:4700:3037::ac43:b619
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

ns2.grcts.com resolves to four IPs: 2606:4700:3032::6815:339c, 2606:4700:3037::ac43:b619, 104.21.51.156 and 172.67.182.25.

Other host names, for instance 35040645.dataforge.digital, housetilelock.com, ayugram.one, dabet.com and sour.lt share IP numbers with ns2.grcts.com.