www.studygu.ru - robtex.com

www.studygu.ru

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:891🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:8272🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.145Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.130.114🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.8.145, 172.67.130.114
IPv6 hints2606:4700:3033::6815:891, 2606:4700:3035::ac43:8272
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com

studygu.ru

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:891🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:8272🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.145Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.130.114🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSariella.ns.cloudflare.com ⭐
NSwill.ns.cloudflare.com
MX_dc-mx.fc238744911b.studygu.ru ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.8.145, 172.67.130.114
IPv6 hints2606:4700:3033::6815:891, 2606:4700:3035::ac43:8272
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com
SOAariella.ns.cloudflare.comdns@cloudflare.com serial=2402057081

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DNS History

5 records (4 active, 1 former)

20192020202120222023202420252026A104.21.8.145172.67.130.1142606:4700:3033::6815:8912606:4700:3035::ac43:8272CNAMEstudygu.ru
●A104.21.8.1452026-03-26 → 2026-05-14 · 2 obs
● 2026-03-26 03:47:56
● 2026-05-14 13:22:16
●A172.67.130.1142026-03-26 → 2026-05-14 · 2 obs
● 2026-03-26 03:47:56
● 2026-05-14 13:22:16
●A2606:4700:3033::6815:8912026-03-26 → 2026-05-14 · 2 obs
● 2026-03-26 03:47:56
● 2026-05-14 13:22:16
●A2606:4700:3035::ac43:82722026-03-26 → 2026-05-14 · 2 obs
● 2026-03-26 03:47:56
● 2026-05-14 13:22:16
○CNAMEstudygu.ru2018-08-25 → 2018-08-25 · 3 obs
● 2018-08-25 12:38:50
○ 2026-03-26 03:47:56
○ 2026-05-14 13:22:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rue.dns.ripn.net, f.dns.ripn.net, a.dns.ripn.net, b.dns.ripn.net...-
studygu.ruariella.ns.cloudflare.com, will.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.149

NS records: ariella.ns.cloudflare.com, will.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studygu.ru (unsigned zone)

⏱️ Timing

Total: 1561ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.130.114, 104.21.8.145
AAAA22606:4700:3035::ac43:8272, 2606:4700:3033::6815:891
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.studygu.ru maps to four IP numbers: 2606:4700:3033::6815:891, 2606:4700:3035::ac43:8272, 104.21.8.145 and 172.67.130.114.

Other host names, for instance huay-ang.go.th, dns.wtf, embassyofpanama.ca, localcelebrant.com and www.megarama.net share IP numbers with www.studygu.ru.