inf-open.ru - robtex.com
inf-open.ru
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=4068514 | ||||||
Same first word
inf-open.ru |
Similar names
DNS History
4 records (4 active, 0 former)
●MXmx.yandex.net2026-03-01 → 2026-04-14 · 2 obs
● 2026-04-14 18:14:42
●A194.58.88.1732026-03-01 → 2026-04-14 · 2 obs
● 2026-04-14 18:14:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | f.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| inf-open.ru | ns1.reg.ru, ns2.reg.ru | 20 records |
✅ Authoritative Response
Server:176.99.13.11
NS records: ns1.reg.ru, ns2.reg.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for inf-open.ru (unsigned zone)
⏱️ Timing
Total: 712ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 194.58.88.173 |
| NS | 2 | ns1.reg.ru, ns2.reg.ru |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 3 | v=spf1 redirect=_spf.yandex.net, v=spf1 include:spf.unisender.com ~all... |
| SOA | 1 | ns1.reg.ru hostmaster.ns1.reg.ru |
📌 Glue Records Collected
Total: 20
Out-of-bailiwick: 20 (ns1.reg.ru, ns1.reg.ru, ns1.reg.ru...)
Analysis
IP Addresses
inf-open.ru points to a single IP: 194.58.88.173.
Other host names, for instance www.ejudge.ru, ns2.ejudge.ru, ejudge.ru, www.olympiads.ru and ejudge-msk.ru share IP numbers with inf-open.ru.
Name Servers
Two name servers ns1.reg.ru and ns2.reg.ru handle delegation for inf-open.ru.
inf-open.ru uses the same name server setup as other domains, for example ohotaclub.ru, creonit.ru, adbox.ru, bikedrom.ru and novabar.ru.
Host names with ten IP numbers:
ns1.reg.ru points to 2a00:f940:9::1:1, 2a00:f940:9::2:1, 176.99.13.11, 176.99.13.13, 176.99.13.15, 176.99.13.17, 194.58.117.11, 194.58.117.13, 194.58.117.15 and 194.58.117.17.
ns2.reg.ru points to 2a00:f940:9::1:2, 2a00:f940:9::2:2, 176.99.13.12, 176.99.13.14, 176.99.13.16, 176.99.13.18, 194.58.117.12, 194.58.117.14, 194.58.117.16 and 194.58.117.18.
Mail Servers
inf-open.ru is handled by a single mail server, mx.yandex.net.
inf-open.ru has the same mail server setup as other domains, including makolkin.com, heotech.com, spartak.viplast.ru, nhg.su and ehlp.ru.
inf-open.ru shares some mail servers with other domains, at least partially, such as online.forda.ru, sedircam.com.tr, newsroom.kz, obvos.ru and thevenia.com.
Host mx.yandex.net resolves to two IPs: 2a02:6b8::311 and 77.88.21.249.