ula-ooo.ru - robtex.com
ula-ooo.ru
| DNSSEC | ⚠️ Not signed | ||||||
| NS | firstbytedns.net ⭐ | ||||||
| NS | ns1.firstbytedns.net ⚠️ Not in zone NS records | ||||||
| A | 2a04:5200:ffff::320b🇸🇨 FIRSTBYTE-AS2a04:5200:ffff::/48 | ||||||
| PTR | free.ds | ||||||
| A | 185.104.248.26🇷🇺 FIRSTBYTE-AS185.104.248.0/24 | ||||||
| PTR | ns1.firstbytedns.net | ||||||
| NS | ns2.firstbytedns.net ⚠️ Not in zone NS records | ||||||
| A | 2a04:5200:ffff::35de🇸🇨 FIRSTBYTE-AS2a04:5200:ffff::/48 | ||||||
| PTR | ns2.firstbytedns.net | ||||||
| A | 185.104.248.27🇷🇺 FIRSTBYTE-AS185.104.248.0/24 | ||||||
| PTR | ns2.firstbytedns.net | ||||||
| NS | ns3.firstbytedns.net ⚠️ Not in zone NS records | ||||||
| A | 2a04:5200:ffff::115d🇸🇨 FIRSTBYTE-AS2a04:5200:ffff::/48 | ||||||
| PTR | ns3.firstbytedns.com | ||||||
| A | 185.180.230.222🇷🇺 FIRSTBYTE-AS185.180.230.0/24 | ||||||
| PTR | ns3.firstbytedns.net | ||||||
| MX | mail.ula-ooo.ru ⭐ | ||||||
| A | 185.189.13.30🇷🇺 FIRSTBYTE-AS185.189.13.0/24 | ||||||
| PTR | ula-ooo.ru | ||||||
| SOA | firstbytedns.netweb@ula-ooo.ru 2018-01-24 #0 | ||||||
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=4068296 | ||||||
PTR for
Subdomains
mail.ula-ooo.ru |
Same first word
ula-ooo.ru |
DNS History
12 records (5 active, 7 former)
○NSdns1.yandex.net2020-02-19 → 2020-02-19 · 3 obs
○ 2021-09-22 19:29:46
○ 2026-03-27 16:52:10
○NSdns2.yandex.net2020-02-19 → 2020-02-19 · 3 obs
○ 2021-09-22 19:29:46
○ 2026-03-27 16:52:10
●NSfirstbytedns.net2026-03-20 → 2026-03-27 · 3 obs
● 2026-03-20 00:54:36
● 2026-03-27 16:52:10
●NSns1.firstbytedns.net2026-03-20 → 2026-03-27 · 3 obs
● 2026-03-20 00:54:36
● 2026-03-27 16:52:10
○NSns1.firstbytedns.ru2026-03-23 → 2026-03-27 · 5 obs
● 2026-03-23 21:32:56
● 2026-03-27 14:59:22
○ 2026-03-27 16:52:08
○ 2026-03-27 16:52:10
●NSns2.firstbytedns.net2026-03-20 → 2026-03-27 · 3 obs
● 2026-03-20 00:54:36
● 2026-03-27 16:52:10
○NSns2.firstbytedns.ru2026-03-23 → 2026-03-27 · 5 obs
● 2026-03-23 21:32:56
● 2026-03-27 14:59:22
○ 2026-03-27 16:52:08
○ 2026-03-27 16:52:10
●NSns3.firstbytedns.net2026-03-20 → 2026-03-27 · 3 obs
● 2026-03-20 00:54:36
● 2026-03-27 16:52:10
○NSns3.firstbytedns.ru2026-03-23 → 2026-03-27 · 5 obs
● 2026-03-23 21:32:56
● 2026-03-27 14:59:22
○ 2026-03-27 16:52:08
○ 2026-03-27 16:52:10
●MXmail.ula-ooo.ru2026-03-20 → 2026-03-27 · 3 obs
● 2026-03-20 00:54:36
● 2026-03-27 16:52:10
○MXmx.yandex.net2020-02-19 → 2020-02-19 · 3 obs
○ 2021-09-22 19:29:46
○ 2026-03-27 16:52:10
○A185.189.13.302020-02-19 → 2026-03-27 · 6 obs
○ 2021-09-22 19:29:46
● 2026-03-20 00:54:36
● 2026-03-27 14:59:22
○ 2026-03-27 16:52:08
○ 2026-03-27 16:52:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| ula-ooo.ru | ns1.firstbytedns.net, ns2.firstbytedns.net, ns3.firstbytedns.net | - |
| (root) | e.root-servers.net, g.root-servers.net, c.root-servers.net, m.root-servers.net... | 26 records |
| ru | e.dns.ripn.net, d.dns.ripn.net, a.dns.ripn.net, f.dns.ripn.net... | 10 records |
| ula-ooo.ru | ns2.firstbytedns.net, ns3.firstbytedns.net, ns1.firstbytedns.net | - |
✅ Authoritative Response
Server:185.180.230.222
NS records: ns2.firstbytedns.net, ns3.firstbytedns.net, ns1.firstbytedns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ula-ooo.ru (unsigned zone)
⏱️ Timing
Total: 4427ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.189.13.30 |
| NS | 6 | ns1.firstbytedns.net, ns2.firstbytedns.net... |
| MX | 2 | mail.ula-ooo.ru (pri: 10), mail.ula-ooo.ru (pri: 20) |
| SOA | 1 | firstbytedns.net web.ula-ooo.ru |
📌 Glue Records Collected
Total: 36
Out-of-bailiwick: 36 (b.root-servers.net, a.root-servers.net, h.root-servers.net...)
Analysis
Hierarchy
ula-ooo.ru is the parent of mail.ula-ooo.ru.
Name Servers
ula-ooo.ru is delegated to four name servers: firstbytedns.net, ns1.firstbytedns.net, ns2.firstbytedns.net and ns3.firstbytedns.net.
ula-ooo.ru shares some name servers with other domains, for example startinfoclub.com, 7.0.0.0.1.0.2.5.4.0.a.2.ip6.arpa, schooluniform.ru, bookphoto.ru and bienci.com.
These name servers are commonly used with ns1.firstbytedns.ru, ns2.firstbytedns.ru, ns3.firstbytedns.ru, ipmgr.firstbyte.ru and host.first-server.net.
Host names with two IP numbers:
ns1.firstbytedns.net: 2a04:5200:ffff::320b and 185.104.248.26
ns2.firstbytedns.net: 2a04:5200:ffff::35de and 185.104.248.27
ns3.firstbytedns.net: 2a04:5200:ffff::115d and 185.180.230.222
Mail Servers
ula-ooo.ru is handled by a single mail server, mail.ula-ooo.ru.
Host name mail.ula-ooo.ru points to IP 185.189.13.30.