mail.ost64.ru - robtex.com

mail.ost64.ru

DNSSEC⚠️ Not signed
A91.240.86.150🇷🇺 RU-JSCIOT91.240.86.0/23
PTRost.64.ru

ost64.ru

DNSSEC⚠️ Not signed
A91.240.86.150🇷🇺 RU-JSCIOT91.240.86.0/23
NSfirstvds.ru ⭐
NSns1.example.com ⚠️ Not in parent delegation
NSns1.firstvds.ru ⚠️ Not in zone NS records
NSns2.example.com ⚠️ Not in parent delegation
NSns2.firstvds.ru ⚠️ Not in zone NS records
MXmail.ost64.ru(20)
TXTv=spf1 ip4:82.146.34.106 ip4:91.240.86.150 a mx ~all
SOAfirstvds.ruroot@example.com 2019-12-23 #19

MX for

ost64.ru

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A91.240.86.15091.230.61.244
○A91.230.61.2442015-07-31 → 2016-09-19 · 4 obs
● 2015-07-31 19:33:10
● 2016-09-19 00:43:20
○ 2026-02-20 18:32:16
○ 2026-05-15 02:13:40
●A91.240.86.1502026-02-20 → 2026-05-15 · 3 obs
○ 2016-09-19 00:43:20
● 2026-02-20 18:32:16
● 2026-05-15 02:13:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, f.dns.ripn.net, e.dns.ripn.net...-
ost64.runs1.firstvds.ru, ns2.firstvds.ru2 records

✅ Authoritative Response

Server:94.250.248.160

NS records: ns1.firstvds.ru, ns2.firstvds.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ost64.ru (unsigned zone)

⏱️ Timing

Total: 1100ms | Queries: -

📄 Records

TypeCountSample Data
A191.240.86.150

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.firstvds.ru, ns1.firstvds.ru)

Analysis

Mail Server Role

mail.ost64.ru serves as the mail server for ost64.ru.

IP Addresses

mail.ost64.ru points to a single IP address: 91.240.86.150.

Other host names such as www.ledsaratov.ru, ost64.ru, www.ost64.ru, ledsaratov.ru and mail.ledsaratov.ru share IP numbers with mail.ost64.ru.