assert.ru - dns.ninja
assert.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.88.126.100🇷🇺 CENTROSET-AS195.88.126.0/23 ISP CentroSet | ||||||
| PTR | ns1.centroset.ru | ||||||
| NS | assert.ru ⭐ | ||||||
| A | 195.88.126.100🇷🇺 CENTROSET-AS195.88.126.0/23 ISP CentroSet | ||||||
| PTR | ns1.centroset.ru | ||||||
| NS | ns1.centroset.ru | ||||||
| A | 2a03:5a00:8::100🇷🇺 CENTROSET-AS2a03:5a00:8::/48 ISP CentroSet | ||||||
| PTR | mail.centroset.ru | ||||||
| PTR | ns1.centroset.ru | ||||||
| A | 195.88.126.100🇷🇺 CENTROSET-AS195.88.126.0/23 ISP CentroSet | ||||||
| PTR | ns1.centroset.ru | ||||||
| NS | ns2.centroset.ru | ||||||
| A | 2a03:5a00:8:1::100🇷🇺 CENTROSET-AS2a03:5a00:8::/48 ISP CentroSet | ||||||
| PTR | ns2.centroset.ru | ||||||
| A | 195.88.127.100🇷🇺 CENTROSET-AS195.88.126.0/23 ISP CentroSet | ||||||
| PTR | ns2.centroset.ru | ||||||
| MX | mail.centroset.ru ⭐ | ||||||
| A | 2a03:5a00:8::100🇷🇺 CENTROSET-AS2a03:5a00:8::/48 ISP CentroSet | ||||||
| PTR | mail.centroset.ru | ||||||
| PTR | ns1.centroset.ru | ||||||
| A | 195.88.126.18🇷🇺 CENTROSET-AS195.88.126.0/23 ISP CentroSet | ||||||
| PTR | mail.centroset.ru | ||||||
| TXT | v=spf1 ip4:195.88.126.18 ip4:195.88.126.40 ip6:2a03:5a00:8::2 -all | ||||||
| TXT | google-site-verification=UjZPgf8OXNm-uFi_HVRJZAR1-oy49tRmH2qA70ERn6E | ||||||
| SOA | assert.ruadmin@assert.ru 2023-02-24 #95 | ||||||
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=4069182 | ||||||
PTR for
NS for
assert.ru |
Subdomains
www.assert.ru |
Same first word
assert.tech |
assert.com |
assert.it |
assert.fail |
assert.co |
assert.com.mx |
assert.com.br |
assert.biz |
assert.name |
assert.de |
assert.ru |
assert.net |
assert.help |
assert.jp |
assert.in |
assert.cc |
assert.ws |
Similar names
DNS History
7 records (5 active, 2 former)
●NSassert.ru2015-07-23 → 2026-06-08 · 2 obs
● 2026-06-08 18:30:48
●NSns1.centroset.ru2015-07-23 → 2026-06-08 · 2 obs
● 2026-06-08 18:30:48
●NSns2.centroset.ru2015-07-23 → 2026-06-08 · 2 obs
● 2026-06-08 18:30:48
○MXmail.assert.ru2015-07-23 → 2020-03-08 · 4 obs
● 2020-03-08 23:37:20
○ 2026-02-16 03:33:46
○ 2026-06-08 18:30:48
●MXmail.centroset.ru2026-02-16 → 2026-06-08 · 3 obs
● 2026-02-16 03:33:46
● 2026-06-08 18:30:48
●A195.88.126.1002026-02-16 → 2026-06-08 · 3 obs
● 2026-02-16 03:33:46
● 2026-06-08 18:30:48
○A195.88.126.182015-07-23 → 2020-03-08 · 4 obs
● 2020-03-08 23:37:20
○ 2026-02-16 03:33:46
○ 2026-06-08 18:30:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| assert.ru | ns2.centroset.ru, ns1.centroset.ru | 2 records |
✅ Authoritative Response
Server:195.88.127.100
NS records: ns2.centroset.ru, ns1.centroset.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for assert.ru (unsigned zone)
⏱️ Timing
Total: 691ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.88.126.100 |
| NS | 2 | ns1.centroset.ru, ns2.centroset.ru |
| MX | 1 | mail.centroset.ru (pri: 10) |
| TXT | 2 | google-site-verification=UjZPgf8OXNm-uFi, v=spf1 ip4:195.88.126.18 ip4:195.88.126. |
| SOA | 1 | assert.ru admin.assert.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.centroset.ru, ns1.centroset.ru)
Analysis
Hierarchy
assert.ru is the parent zone for www.assert.ru.
Name Server Role
assert.ru serves as a name server for itself — assert.ru is its own authoritative name server.
ns1.centroset.ru, ns2.centroset.ru and assert.ru regularly act as name servers together.
IP Addresses
assert.ru points to a single IP number: 195.88.126.100.
www.assert.ru and ns1.centroset.ru, along with other host names, share IP addresses with assert.ru.
Name Servers
assert.ru has three authoritative name servers: assert.ru, ns1.centroset.ru and ns2.centroset.ru.
assert.ru partially shares its NS delegation with several other domains, including 127.88.195.in-addr.arpa, specclean.ru, centroset.ru and two others.
Host names with two IP numbers:
ns1.centroset.ru has two IP addresses: 195.88.126.100 and 2a03:5a00:8::100.
ns2.centroset.ru has two IP addresses: 195.88.127.100 and 2a03:5a00:8:1::100.
Host names with one IP number:
assert.ru directs to 195.88.126.100.
Host names pointing to 195.88.126.100 IP addresses: ns1.centroset.ru and assert.ru.
Mail Servers
assert.ru has one mail server: mail.centroset.ru.
assert.ru shares its mail server setup with other domains, such as centroset.ru.
The host mail.centroset.ru resolves to 195.88.126.18 and 2a03:5a00:8::100 — two IP addresses.