a-u.su - dns.ninja
a-u.su
su
| 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=650209452 | ||||||
Subdomains
Same first word
Similar names
u-a.cn |
u-a.su |
u-a.in |
u-a.co.jp |
u-a.net |
u-a.com |
u-a.it |
u-a.org |
u-a.fr |
u-a.nl |
u-a.ru |
u-a.de |
u-a.biz |
u-a.pl |
u-a.online |
u-a.co.il |
u-a.co.uk |
u-a.eu |
u-a.be |
u-a.us |
u-a.fi |
u-a.tokyo |
u-a.workers.dev |
u-a.com.cn |
u-a.info |
DNS History
10 records (5 active, 5 former)
○NSndc1.a-u.su2015-08-28 → 2017-05-23 · 4 obs
● 2017-05-23 03:14:50
○ 2026-03-26 04:40:32
○ 2026-06-12 19:12:18
○NSndc2.ftws.ru2015-08-28 → 2017-05-23 · 4 obs
● 2017-05-23 03:14:50
○ 2026-03-26 04:40:32
○ 2026-06-12 19:12:18
○NSndc3.a-u.su2015-08-28 → 2017-05-23 · 4 obs
● 2017-05-23 03:14:50
○ 2026-03-26 04:40:32
○ 2026-06-12 19:12:18
●NSns1.reg.ru2026-03-26 → 2026-06-12 · 3 obs
● 2026-03-26 04:40:32
● 2026-06-12 19:12:18
●NSns2.reg.ru2026-03-26 → 2026-06-12 · 3 obs
● 2026-03-26 04:40:32
● 2026-06-12 19:12:18
●MXmail.a-u.su2026-03-26 → 2026-06-12 · 2 obs
● 2026-06-12 19:12:18
●MXmx.a-u.su2026-05-23 → 2026-06-12 · 3 obs
● 2026-05-23 13:40:26
● 2026-06-12 19:12:18
●A185.245.34.992026-05-23 → 2026-06-12 · 3 obs
● 2026-05-23 13:40:26
● 2026-06-12 19:12:18
○A88.135.15.2542015-08-28 → 2017-05-23 · 4 obs
● 2017-05-23 03:14:50
○ 2026-03-26 04:40:32
○ 2026-06-12 19:12:18
○A93.180.40.1782026-03-26 → 2026-04-09 · 5 obs
● 2026-03-26 04:40:32
● 2026-04-09 08:21:54
○ 2026-05-23 13:40:26
○ 2026-06-12 19:12:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net... | - |
| a-u.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 a-u.su (unsigned zone)
⏱️ Timing
Total: 4209ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.245.34.99 |
| NS | 2 | ns1.reg.ru, ns2.reg.ru |
| MX | 2 | mx.a-u.su (pri: 0), mail.a-u.su (pri: 0) |
| SOA | 1 | ns1.reg.ru hostmaster.ns1.reg.ru |
Analysis
Hierarchy
The parent domain of mail.a-u.su and mx.a-u.su is a-u.su.
IP Addresses
a-u.su directs to one IP number, which is 185.245.34.99.
mx.a-u.su, for instance, is one of the other host names sharing IP numbers with a-u.su.
Name Servers
a-u.su uses two name servers for its delegation: ns1.reg.ru and ns2.reg.ru.
a-u.su has the same name server delegation as a number of other domains, such as tradehill.ru, monesalon.ru, fb2bookdownload.ru and two more.
Host names resolving to 10 IP numbers:
Hostname ns1.reg.ru directs to 176.99.13.11, 176.99.13.13 and 176.99.13.15 along with 7 other IP addresses.
Hostname ns2.reg.ru directs to 176.99.13.12, 176.99.13.14 and 176.99.13.16 along with 7 other IP addresses.
Mail Servers
The MX records for a-u.su point to two mail servers: mail.a-u.su and mx.a-u.su.
mail.a-u.su directs to 93.180.40.178 and mx.a-u.su directs to 185.245.34.99; each host name points to exactly one IP number.