pr66.ru - robtex.com
pr66.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.91.53.170🇷🇺 MTS81.91.32.0/19 UTCSpace | ||||||
| PTR | pr66.ru | ||||||
| NS | dns1.yandex.net ⭐ | ||||||
| A | 2a02:6b8::213🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | dns1.yandex.net | ||||||
| A | 213.180.204.213🇷🇺 TELETECH213.180.192.0/19 Yandex network | ||||||
| PTR | dns1.yandex.net | ||||||
| NS | dns2.yandex.net | ||||||
| A | 2a02:6b8:0:1::213🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | dns2.yandex.net | ||||||
| A | 93.158.134.213🇷🇺 TELETECH93.158.128.0/18 Yandex enterprise network | ||||||
| PTR | dns2.yandex.net | ||||||
| MX | mx.yandex.net ⭐ | ||||||
| A | 2a02:6b8::311🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| TXT | v=spf1 redirect=_spf.yandex.net | ||||||
| SOA | dns1.yandex.netdns-hosting@yandex.ru serial=6 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4068501 | ||||||
PTR for
Previously MX for
pr66.ru |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSdns1.yandex.net2026-03-19 → 2026-04-13 · 3 obs
● 2026-03-19 09:15:56
● 2026-04-13 16:59:56
●NSdns2.yandex.net2026-03-19 → 2026-04-13 · 3 obs
● 2026-03-19 09:15:56
● 2026-04-13 16:59:56
○NSns.pr66.ru2015-06-13 → 2017-01-10 · 4 obs
● 2017-01-10 03:18:28
○ 2026-03-19 09:15:56
○ 2026-04-13 16:59:56
○NSns2.utk.ru2015-06-13 → 2017-01-10 · 4 obs
● 2017-01-10 03:18:28
○ 2026-03-19 09:15:56
○ 2026-04-13 16:59:56
●MXmx.yandex.net2026-03-19 → 2026-04-13 · 3 obs
● 2026-03-19 09:15:56
● 2026-04-13 16:59:56
○MXpr66.ru2015-06-13 → 2017-01-10 · 4 obs
● 2017-01-10 03:18:28
○ 2026-03-19 09:15:56
○ 2026-04-13 16:59:56
●A81.91.53.1702015-06-13 → 2026-04-13 · 2 obs
● 2026-04-13 16:59:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| pr66.ru | dns1.yandex.net, dns2.yandex.net | - |
✅ Authoritative Response
Server:93.158.134.213
NS records: dns1.yandex.net, dns2.yandex.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pr66.ru (unsigned zone)
⏱️ Timing
Total: 1148ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.53.170 |
| NS | 2 | dns1.yandex.net, dns2.yandex.net |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 1 | v=spf1 redirect=_spf.yandex.net |
| SOA | 1 | dns1.yandex.net dns-hosting.yandex.ru |
Analysis
IP Addresses
pr66.ru points to an IP address: 81.91.53.170.
Name Servers
Two name servers dns1.yandex.net and dns2.yandex.net handle the delegation for pr66.ru.
pr66.ru shares the same name server setup as other domains, for instance ambrein.com, elestom.ru, inimix.ru, tech-vita.ru and metel.su.
pr66.ru at least partially shares name servers with other domains, for instance proazov.ru, ampir-12.ru, dkconline.ru, readnote.ru and artios.ru.
These name servers are commonly used with dns1.yandex.ru and dns2.yandex.ru.
Host names with two IP numbers:
dns1.yandex.net points to 2a02:6b8::213 and 213.180.204.213.
dns2.yandex.net points to 2a02:6b8:0:1::213 and 93.158.134.213.
Mail Servers
pr66.ru is handled by a single mail server, mx.yandex.net.
pr66.ru uses the same mail server setup as other domains, for instance tkm-ic.com, ina.am, sylla.ru, orijinalkartus.com and compas-tula.ru.
pr66.ru shares at least partially some mail servers with other domains, for instance stis.pro, planetarium-moscow.ru, lexmer.ru, mertdavetiye.com and baustick.com.
mx.yandex.net resolves to two IPs: 2a02:6b8::311 and 77.88.21.249.