a9.ru - robtex.com
a9.ru
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.nameserver.ru ⚠️ Not in zone NS records | ||||||
| A | 81.177.18.18🇷🇺 RTCOMM-AS81.177.0.0/19 RTCOMM-RU | ||||||
| PTR | hgb.hostingcenter.ru | ||||||
| NS | ns2.nameserver.ru ⚠️ Not in zone NS records | ||||||
| A | 81.176.66.66🇷🇺 RTCOMM-AS81.176.0.0/16 RTCOMM-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=4069572 | ||||||
Same first word
Similar names
9a.dk |
9a.com |
9a.ro |
9a.ws |
9a.ph |
9a.cz |
9a.nu |
9a.ru |
9a.ca |
9a.eu |
9a.nl |
9a.hk |
9a.com.au |
9a.lv |
9a.kz |
9a.casino |
9a.de |
9a.pw |
9a.am |
9a.com.tw |
9a.com.br |
9a.cl |
DNS History
7 records (2 active, 5 former)
●NSns1.nameserver.ru2015-07-31 → 2026-07-11 · 2 obs
● 2015-07-31 23:50:10
● 2026-07-11 06:43:08
● 2026-07-11 06:43:08
●NSns2.nameserver.ru2015-07-31 → 2026-07-11 · 2 obs
● 2015-07-31 23:50:10
● 2026-07-11 06:43:08
● 2026-07-11 06:43:08
○MXmail.a9.ru2015-07-31 → 2021-02-14 · 4 obs
● 2015-07-31 23:50:10
● 2021-02-14 05:31:54
○ 2026-06-30 03:40:34
○ 2026-07-11 06:43:08
● 2021-02-14 05:31:54
○ 2026-06-30 03:40:34
○ 2026-07-11 06:43:08
○A18.202.5.2102021-02-14 → 2021-02-14 · 4 obs
○ 2017-08-18 10:15:52
● 2021-02-14 05:31:54
○ 2026-06-30 03:40:34
○ 2026-07-11 06:43:08
● 2021-02-14 05:31:54
○ 2026-06-30 03:40:34
○ 2026-07-11 06:43:08
○A52.214.32.2472021-02-14 → 2021-02-14 · 4 obs
○ 2017-08-18 10:15:52
● 2021-02-14 05:31:54
○ 2026-06-30 03:40:34
○ 2026-07-11 06:43:08
● 2021-02-14 05:31:54
○ 2026-06-30 03:40:34
○ 2026-07-11 06:43:08
○A52.50.142.1592021-02-14 → 2021-02-14 · 4 obs
○ 2017-08-18 10:15:52
● 2021-02-14 05:31:54
○ 2026-06-30 03:40:34
○ 2026-07-11 06:43:08
● 2021-02-14 05:31:54
○ 2026-06-30 03:40:34
○ 2026-07-11 06:43:08
○A89.222.207.1342015-07-31 → 2017-08-18 · 4 obs
● 2015-07-31 23:50:10
● 2017-08-18 10:15:52
○ 2021-02-14 05:31:54
○ 2026-07-11 06:43:08
● 2017-08-18 10:15:52
○ 2021-02-14 05:31:54
○ 2026-07-11 06:43:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| a9.ru | ns1.nameserver.ru, ns2.nameserver.ru | 2 records |
✅ Authoritative Response
Server:81.177.18.18
NS records: ns1.nameserver.ru, ns2.nameserver.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a9.ru (unsigned zone)
⏱️ Timing
Total: 762ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.nameserver.ru, ns2.nameserver.ru)
Analysis
Name Servers
DNS delegation for a9.ru points to two name servers: ns1.nameserver.ru and ns2.nameserver.ru.
a9.ru shares its NS records with other domains, for example cleanstar.ru, micro-med.ru, koloskov.org and two others.
There is at least partial name server overlap between a9.ru and other domains — st-market.ru, acplay.ru, npgks.ru and two more among them.
ns1.nameserver.ru → 81.177.18.18 and ns2.nameserver.ru → 81.176.66.66: one IP number per host name.