is73.ru - robtex.com
is73.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.185.216.165🇷🇺 ROSTELECOM-AS178.185.216.0/24 | ||||||
| NS | ns2.aisgorod.ru ⭐ | ||||||
| A | 94.198.2.68🇷🇺 SAINF-AS94.198.2.0/24 | ||||||
| NS | ns.aisgorod.ru | ||||||
| A | 178.185.216.168🇷🇺 ROSTELECOM-AS178.185.216.0/24 | ||||||
| NS | ns.ric-ul.ru | ||||||
| A | 178.185.216.168🇷🇺 ROSTELECOM-AS178.185.216.0/24 | ||||||
| MX | relay.is73.ru ⭐ | ||||||
| A | 178.185.216.167🇷🇺 ROSTELECOM-AS178.185.216.0/24 | ||||||
| PTR | relay.aisgorod.ru | ||||||
| TXT | v=spf1 +a +mx include:_spf.yandex.net include:_spf.google.com include:_spf.ma... | ||||||
| SOA | ns.aisgorod.runotify@aisgorod.ru 2024-10-03 #1 | ||||||
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=4068147 | ||||||
Subdomains
relay.is73.ru |
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSns.aisgorod.ru2015-08-03 → 2026-03-22 · 2 obs
● 2026-03-22 17:21:04
●NSns2.aisgorod.ru2026-03-13 → 2026-03-22 · 3 obs
● 2026-03-13 23:23:20
● 2026-03-22 17:21:04
●MXrelay.is73.ru2015-08-03 → 2026-03-22 · 2 obs
● 2026-03-22 17:21:04
○MXrelay2.is73.ru2015-08-03 → 2016-12-01 · 4 obs
● 2016-12-01 00:14:06
○ 2026-03-13 23:23:20
○ 2026-03-22 17:21:04
○A109.197.195.112015-08-03 → 2016-12-01 · 4 obs
● 2016-12-01 00:14:06
○ 2026-03-13 23:23:20
○ 2026-03-22 17:21:04
●A178.185.216.1652026-03-13 → 2026-03-22 · 3 obs
● 2026-03-13 23:23:20
● 2026-03-22 17:21:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | b.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| is73.ru | ns2.aisgorod.ru, ns.ric-ul.ru | - |
✅ Authoritative Response
Server: 178.185.216.168
NS records: ns2.aisgorod.ru, ns.ric-ul.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for is73.ru (unsigned zone)
⏱️ Timing
Total: 3131ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.185.216.165 |
| NS | 2 | ns2.aisgorod.ru, ns.ric-ul.ru |
| MX | 1 | relay.is73.ru (pri: 10) |
| TXT | 1 | v=spf1 +a +mx include:_spf.yandex.net in |
| SOA | 1 | ns.aisgorod.ru notify.aisgorod.ru |
Analysis
Hierarchy
is73.ru is a parent of relay.is73.ru.
IP Addresses
is73.ru points to a single IP address: 178.185.216.165.
Other host names such as june-c.ru, frontend.aitigorod.ru, frontend2.aisgorod.ru, lk-umkd.gov-dpr.ru and frontend.fond-mai.ru share IP numbers with is73.ru.
Name Servers
is73.ru is delegated to three name servers: ns2.aisgorod.ru, ns.aisgorod.ru and ns.ric-ul.ru.
At least part of the name servers for is73.ru are shared with other domains, for instance eltrans73.ru, aisgorod.ru, mkd33.ru, xn--73-6kc3bbqg7ac.xn--p1ai and june-c.ru.
these name servers are commonly used with ns2.ric-ul.ru, ns3-l2.nic.ru, ns8-cloud.nic.ru, ns4-l2.nic.ru and ns8-l2.nic.ru.
Host names with a single IP number:
The host name ns2.aisgorod.ru points to: 94.198.2.68.
The host names ns.aisgorod.ru and ns.ric-ul.ru point to: 178.185.216.168.
Mail Servers
The mail server for is73.ru is relay.is73.ru.
Host relay.is73.ru points to IP 178.185.216.167.