guoedu.ru - robtex.com
guoedu.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 217.168.245.83🇷🇺 SELECTEL-MSK217.168.244.0/22 Selectel Route Object | ||||||
| PTR | bitrix04.hosting-online.ru | ||||||
| NS | ns2.guoedu.ru ⭐ ⚠️ Not in parent delegation | ||||||
| A | 217.168.245.83🇷🇺 SELECTEL-MSK217.168.244.0/22 Selectel Route Object | ||||||
| PTR | bitrix04.hosting-online.ru | ||||||
| NS | ns1.guoedu.ru ⚠️ Not in parent delegation | ||||||
| A | 217.168.245.83🇷🇺 SELECTEL-MSK217.168.244.0/22 Selectel Route Object | ||||||
| PTR | bitrix04.hosting-online.ru | ||||||
| NS | ns11.host-online.ru ⚠️ Not in zone NS records | ||||||
| A | 217.168.245.83🇷🇺 SELECTEL-MSK217.168.244.0/22 Selectel Route Object | ||||||
| PTR | bitrix04.hosting-online.ru | ||||||
| NS | ns12.host-online.ru ⚠️ Not in zone NS records | ||||||
| A | 217.168.245.82🇷🇺 SELECTEL-MSK217.168.244.0/22 Selectel Route Object | ||||||
| MX | mail.guoedu.ru ⭐ | ||||||
| A | 91.144.179.39🇷🇺 ERTH-PENZA-AS91.144.176.0/22 CJSC "ER-Telecom Holding" Penza branch Penza, Russia | ||||||
| PTR | mail.guoedu.ru | ||||||
| TXT | v=spf1 +a +mx -all | ||||||
| TXT | 201708020750154z9c6d8btax32jm9jabu2p23xhqx9sk5f4idftr55xp55npz32 | ||||||
| SOA | ns2.guoedu.ruwww@penza-online.ru 2026-06-09 #1 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4069631 | ||||||
📈 Tranco rank: #703,231
Subdomains
Same first word
Similar names
DNS History
16 records (6 active, 10 former)
●NSns1.guoedu.ru2026-02-27 → 2026-07-16 · 3 obs
● 2026-02-27 12:08:54
● 2026-07-16 05:27:18
●NSns11.host-online.ru2026-02-27 → 2026-07-16 · 3 obs
● 2026-02-27 12:08:54
● 2026-07-16 05:27:18
●NSns12.host-online.ru2026-02-27 → 2026-07-16 · 3 obs
● 2026-02-27 12:08:54
● 2026-07-16 05:27:18
●NSns2.guoedu.ru2026-02-27 → 2026-07-16 · 3 obs
● 2026-02-27 12:08:54
● 2026-07-16 05:27:18
○NSns3-l2.nic.ru2015-07-23 → 2018-02-05 · 5 obs
● 2015-07-23 10:32:48
● 2018-02-05 07:41:06
○ 2026-02-27 12:08:54
○ 2026-07-16 05:27:18
○NSns3.nic.ru2008-11-23 → 2008-11-23 · 3 obs
○ 2015-07-23 10:32:48
○ 2026-07-16 05:27:18
○NSns4-cloud.nic.ru2015-07-23 → 2018-02-05 · 5 obs
● 2015-07-23 10:32:48
● 2018-02-05 07:41:06
○ 2026-02-27 12:08:54
○ 2026-07-16 05:27:18
○NSns4-l2.nic.ru2015-07-23 → 2018-02-05 · 5 obs
● 2015-07-23 10:32:48
● 2018-02-05 07:41:06
○ 2026-02-27 12:08:54
○ 2026-07-16 05:27:18
○NSns4.nic.ru2008-11-23 → 2008-11-23 · 3 obs
○ 2015-07-23 10:32:48
○ 2026-07-16 05:27:18
○NSns8-cloud.nic.ru2015-07-23 → 2018-02-05 · 5 obs
● 2015-07-23 10:32:48
● 2018-02-05 07:41:06
○ 2026-02-27 12:08:54
○ 2026-07-16 05:27:18
○NSns8-l2.nic.ru2015-07-23 → 2018-02-05 · 5 obs
● 2015-07-23 10:32:48
● 2018-02-05 07:41:06
○ 2026-02-27 12:08:54
○ 2026-07-16 05:27:18
○NSns8.nic.ru2008-11-23 → 2008-11-23 · 3 obs
○ 2015-07-23 10:32:48
○ 2026-07-16 05:27:18
●MXmail.guoedu.ru2008-11-23 → 2026-07-16 · 2 obs
● 2026-07-16 05:27:18
○A178.210.77.892015-07-23 → 2018-02-05 · 5 obs
● 2015-07-23 10:32:48
● 2018-02-05 07:41:06
○ 2026-02-27 12:08:54
○ 2026-07-16 05:27:18
○A194.85.93.1652008-11-23 → 2008-11-23 · 3 obs
○ 2015-07-23 10:32:48
○ 2026-07-16 05:27:18
●A217.168.245.832026-02-27 → 2026-07-16 · 3 obs
● 2026-02-27 12:08:54
● 2026-07-16 05:27:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| guoedu.ru | ns12.host-online.ru, ns11.host-online.ru | - |
✅ Authoritative Response
Server:217.168.245.83
NS records: ns12.host-online.ru, ns11.host-online.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for guoedu.ru (unsigned zone)
⏱️ Timing
Total: 1626ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.168.245.83 |
| NS | 2 | ns2.guoedu.ru, ns1.guoedu.ru |
| MX | 1 | mail.guoedu.ru (pri: 10) |
| TXT | 2 | v=spf1 +a +mx -all, 201708020750154z9c6d8btax32jm9jabu2p23xh |
| SOA | 1 | ns2.guoedu.ru www.penza-online.ru |
Analysis
Hierarchy
The domain guoedu.ru is a parent of www.guoedu.ru, ns2.guoedu.ru, ns1.guoedu.ru and mail.guoedu.ru.
IP Addresses
guoedu.ru resolves to one IP address: 217.168.245.83.
www.hosting-online.ru, ns1.autofan58.ru, daryarmenii.ru and two other host names share IP numbers with guoedu.ru.
Name Servers
The authoritative name servers for guoedu.ru are ns1.guoedu.ru, ns2.guoedu.ru, ns11.host-online.ru and ns12.host-online.ru.
At least some of guoedu.ru's name servers are shared with other domains, for example intekomebel.ru, vshkaf.ru, mfs58.ru and two more.
These name servers tend to co-occur with ns1.intekomebel.ru, ns2.intekomebel.ru, ns1.vshkaf.ru and 7 other name servers in the same DNS delegations.
Each of the four hostnames resolves to exactly one IP address — ns1.guoedu.ru, ns2.guoedu.ru and ns11.host-online.ru resolve to 217.168.245.83, while ns12.host-online.ru resolves to 217.168.245.82.
The host names ns1.guoedu.ru, ns2.guoedu.ru and ns11.host-online.ru each resolve to 217.168.245.83.
Mail Servers
Mail for guoedu.ru is handled by a single mail server, mail.guoedu.ru.
There is one IP number for mail.guoedu.ru: 91.144.179.39.