mail.otpusk21.ru - robtex.com

mail.otpusk21.ru

DNSSEC⚠️ Not signed
A104.21.76.39Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.186.154🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.76.39, 172.67.186.154

otpusk21.ru

DNSSEC⚠️ Not signed
A104.21.76.39Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.186.154🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSrene.ns.cloudflare.com ⭐
NSsasha.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.76.39, 172.67.186.154
SOArene.ns.cloudflare.comdns@cloudflare.com serial=2401384611

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DNS History

4 records (2 active, 2 former)

A104.21.76.39172.67.186.154188.114.96.0188.114.97.0
●A104.21.76.392026-03-16 → 2026-05-11 · 5 obs
● 2026-03-16 17:41:02
● 2026-03-29 15:02:44
○ 2026-04-06 14:42:14
● 2026-05-01 06:49:38
● 2026-05-11 03:36:54
●A172.67.186.1542026-03-16 → 2026-05-11 · 5 obs
● 2026-03-16 17:41:02
● 2026-03-29 15:02:44
○ 2026-04-06 14:42:14
● 2026-05-01 06:49:38
● 2026-05-11 03:36:54
○A188.114.96.02026-04-06 → 2026-04-06 · 4 obs
○ 2026-03-29 15:02:44
● 2026-04-06 14:42:14
○ 2026-05-01 06:49:38
○ 2026-05-11 03:36:54
○A188.114.97.02026-04-06 → 2026-04-06 · 4 obs
○ 2026-03-29 15:02:44
● 2026-04-06 14:42:14
○ 2026-05-01 06:49:38
○ 2026-05-11 03:36:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...-
otpusk21.rusasha.ns.cloudflare.com, rene.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.180

NS records: sasha.ns.cloudflare.com, rene.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for otpusk21.ru (unsigned zone)

⏱️ Timing

Total: 561ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.186.154, 104.21.76.39
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

Two IP numbers are pointed to by mail.otpusk21.ru: 104.21.76.39 and 172.67.186.154.

other host names include thunderflash.biz, broken-gone-598.21amirhossein.workers.dev, www.zexepao.com, pickeringnurseries.com and www.buzzgrinder.com; they share IP numbers with mail.otpusk21.ru.