a3.su - dns.ninja
a3.su
su
| 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=650210096 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (3 active, 4 former)
○NSns1.r01.ru2015-11-29 → 2016-12-28 · 4 obs
● 2016-12-28 13:48:28
○ 2026-02-18 07:44:36
○ 2026-08-05 10:06:08
●NSns1.reg.ru2026-02-18 → 2026-08-05 · 3 obs
● 2026-02-18 07:44:36
● 2026-08-05 10:06:08
○NSns2.r01.ru2015-11-29 → 2016-12-28 · 4 obs
● 2016-12-28 13:48:28
○ 2026-02-18 07:44:36
○ 2026-08-05 10:06:08
●NSns2.reg.ru2026-02-18 → 2026-08-05 · 3 obs
● 2026-02-18 07:44:36
● 2026-08-05 10:06:08
●A78.142.231.222026-02-18 → 2026-08-05 · 3 obs
● 2026-02-18 07:44:36
● 2026-08-05 10:06:08
○A86.110.192.1572015-11-29 → 2016-07-17 · 4 obs
● 2016-07-17 04:17:28
○ 2016-08-30 07:28:00
○ 2026-08-05 10:06:08
○A89.179.189.72016-08-30 → 2016-12-28 · 5 obs
● 2016-08-30 07:28:00
● 2016-12-28 13:48:28
○ 2026-02-18 07:44:36
○ 2026-08-05 10:06:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | c.tld-servers.ru, b.dns.ripn.net, e.dns.ripn.net, f.dns.ripn.net... | 12 records |
| a3.su | ns1.reg.ru, ns2.reg.ru | - |
✅ Authoritative Response
Server:176.99.13.11
NS records: ns1.reg.ru, ns2.reg.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a3.su (unsigned zone)
⏱️ Timing
Total: 702ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.142.231.22 |
| NS | 2 | ns1.reg.ru, ns2.reg.ru |
| TXT | 2 | v=spf1 -all, eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ |
| SOA | 1 | ns1.reg.ru hostmaster.ns1.reg.ru |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (f.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...)
Analysis
Hierarchy
4.a3.su and 3.a3.su each fall under a3.su as their parent domain.
IP Addresses
a3.su resolves to just one IP address, 78.142.231.22.
Two other host names, along with online.narod.su, eprotect.ru and kto.info, also share IP numbers with a3.su.
Name Servers
a3.su has two authoritative name servers — ns1.reg.ru and ns2.reg.ru.
a3.su shares its NS records with other domains, for example abc-school.net, xn--j1aaicbjfdfs.xn--p1ai, ventair.pro and two others.
The name servers for a3.su overlap at least partially with those of other domains — for example leo33rus.pro.
DNS names with 10 IP addresses:
ns1.reg.ru points to 176.99.13.11, 176.99.13.13, 176.99.13.15 and 7 other IP addresses.
ns2.reg.ru points to 176.99.13.12, 176.99.13.14, 176.99.13.16 and 7 other IP addresses.