open-networks.ru - robtex.com

open-networks.ru

DNSSEC⚠️ Not signed
NSfirstbytedns.net ⭐
NSns1.firstbytedns.net
A2a04:5200:ffff::320b🇸🇨 FIRSTBYTE-AS2a04:5200:ffff::/48
PTRfree.ds
A185.104.248.26🇷🇺 FIRSTBYTE-AS185.104.248.0/24
PTRns1.firstbytedns.net
NSns1.firstbytedns.ru ⚠️ Not in parent delegation
A2a04:5200:ffff::320b🇸🇨 FIRSTBYTE-AS2a04:5200:ffff::/48
PTRfree.ds
A185.104.248.26🇷🇺 FIRSTBYTE-AS185.104.248.0/24
PTRns1.firstbytedns.net
NSns2.firstbytedns.net
A2a04:5200:ffff::35de🇸🇨 FIRSTBYTE-AS2a04:5200:ffff::/48
PTRns2.firstbytedns.net
A185.104.248.27🇷🇺 FIRSTBYTE-AS185.104.248.0/24
PTRns2.firstbytedns.net
NSns2.firstbytedns.ru ⚠️ Not in parent delegation
A2a04:5200:ffff::35de🇸🇨 FIRSTBYTE-AS2a04:5200:ffff::/48
PTRns2.firstbytedns.net
A185.104.248.27🇷🇺 FIRSTBYTE-AS185.104.248.0/24
PTRns2.firstbytedns.net
NSns3.firstbytedns.net
A2a04:5200:ffff::115d🇸🇨 FIRSTBYTE-AS2a04:5200:ffff::/48
PTRns3.firstbytedns.com
A185.180.230.222🇷🇺 FIRSTBYTE-AS185.180.230.0/24
NSns3.firstbytedns.ru ⚠️ Not in parent delegation
A2a04:5200:ffff::115d🇸🇨 FIRSTBYTE-AS2a04:5200:ffff::/48
PTRns3.firstbytedns.com
A185.180.230.222🇷🇺 FIRSTBYTE-AS185.180.230.0/24
SOAfirstbytedns.nettech@firstbytedns.net 2025-03-03 #8

ru

DNSSEC🔒 Signed (DS record present)
NSa.dns.ripn.net ⭐
NSb.dns.ripn.net
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net
SOAa.dns.ripn.nethostmaster@ripn.net serial=4068624

Same first word

open-networks.ru

DNS History

9 records (7 active, 2 former)

202120222023202420252026NSfirstbytedns.netns1.firstbytedns.netns1.firstbytedns.runs2.firstbytedns.netns2.firstbytedns.runs3.firstbytedns.netns3.firstbytedns.ruMXmail.open-networks.ruA91.210.44.100
●NSfirstbytedns.net2020-01-20 → 2026-04-23 · 2 obs
● 2020-01-20 00:53:56
● 2026-04-23 23:04:04
●NSns1.firstbytedns.net2020-01-20 → 2026-04-23 · 2 obs
● 2020-01-20 00:53:56
● 2026-04-23 23:04:04
●NSns1.firstbytedns.ru2026-04-10 → 2026-04-23 · 3 obs
○ 2020-01-20 00:53:56
● 2026-04-10 12:34:36
● 2026-04-23 23:04:04
●NSns2.firstbytedns.net2020-01-20 → 2026-04-23 · 2 obs
● 2020-01-20 00:53:56
● 2026-04-23 23:04:04
●NSns2.firstbytedns.ru2026-04-10 → 2026-04-23 · 3 obs
○ 2020-01-20 00:53:56
● 2026-04-10 12:34:36
● 2026-04-23 23:04:04
●NSns3.firstbytedns.net2020-01-20 → 2026-04-23 · 2 obs
● 2020-01-20 00:53:56
● 2026-04-23 23:04:04
●NSns3.firstbytedns.ru2026-04-10 → 2026-04-23 · 3 obs
○ 2020-01-20 00:53:56
● 2026-04-10 12:34:36
● 2026-04-23 23:04:04
○MXmail.open-networks.ru2020-01-20 → 2020-01-20 · 3 obs
● 2020-01-20 00:53:56
○ 2026-04-10 12:34:36
○ 2026-04-23 23:04:04
○A91.210.44.1002020-01-20 → 2020-01-20 · 3 obs
● 2020-01-20 00:53:56
○ 2026-04-10 12:34:36
○ 2026-04-23 23:04:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ruf.dns.ripn.net, e.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net...-
open-networks.runs3.firstbytedns.net, ns1.firstbytedns.net, ns2.firstbytedns.net-

✅ Authoritative Response

Server:185.104.248.26

NS records: ns3.firstbytedns.net, ns1.firstbytedns.net, ns2.firstbytedns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for open-networks.ru (unsigned zone)

⏱️ Timing

Total: 1119ms | Queries: -

📄 Records

TypeCountSample Data
NS6ns1.firstbytedns.ru, ns2.firstbytedns.ru...
SOA1firstbytedns.net tech.firstbytedns.net

Analysis

Name Servers

open-networks.ru is delegated to seven name servers: firstbytedns.net, ns1.firstbytedns.net, ns2.firstbytedns.net, ns3.firstbytedns.net, ns1.firstbytedns.ru, ns2.firstbytedns.ru and ns3.firstbytedns.ru.

open-networks.ru at least partially shares name servers with other domains such as alltransp.ru, 250.239.87.in-addr.arpa, biometric.su, karbase.ru and redpower.info.

These name servers are commonly used alongside host.first-server.net, ipmgr.firstbyte.ru and ipmgr.first-server.net.

Host names with two IP numbers:

ns1.firstbytedns.net points to 2a04:5200:ffff::320b and 185.104.248.26

ns1.firstbytedns.ru points to 2a04:5200:ffff::320b and 185.104.248.26

ns2.firstbytedns.net points to 2a04:5200:ffff::35de and 185.104.248.27

ns2.firstbytedns.ru points to 2a04:5200:ffff::35de and 185.104.248.27

ns3.firstbytedns.net points to 2a04:5200:ffff::115d and 185.180.230.222

ns3.firstbytedns.ru points to 2a04:5200:ffff::115d and 185.180.230.222

Host names that point to 2a04:5200:ffff::320b: ns1.firstbytedns.net and ns1.firstbytedns.ru

Host names that point to 185.104.248.26: ns1.firstbytedns.net and ns1.firstbytedns.ru

Host names that point to 2a04:5200:ffff::35de: ns2.firstbytedns.net and ns2.firstbytedns.ru

Host names that point to 185.104.248.27: ns2.firstbytedns.net and ns2.firstbytedns.ru

Host names that point to 2a04:5200:ffff::115d: ns3.firstbytedns.net and ns3.firstbytedns.ru

Host names that point to 185.180.230.222: ns3.firstbytedns.net and ns3.firstbytedns.ru