assert.ru - robtex.com
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 | google-site-verification=UjZPgf8OXNm-uFi_HVRJZAR1-oy49tRmH2qA70ERn6E | ||||||
| TXT | v=spf1 ip4:195.88.126.18 ip4:195.88.126.40 ip6:2a03:5a00:8::2 -all | ||||||
| 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=4069497 | ||||||
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 → 2026-07-04 · 2 obs
● 2026-07-04 23:48:48
●NSns1.centroset.ru2015-07-23 → 2026-07-04 · 2 obs
● 2026-07-04 23:48:48
●NSns2.centroset.ru2015-07-23 → 2026-07-04 · 2 obs
● 2026-07-04 23:48:48
○MXmail.assert.ru2015-07-23 → 2020-03-08 · 4 obs
● 2020-03-08 23:37:20
○ 2026-02-16 03:33:46
○ 2026-07-04 23:48:48
●MXmail.centroset.ru2026-02-16 → 2026-07-04 · 3 obs
● 2026-02-16 03:33:46
● 2026-07-04 23:48:48
●A195.88.126.1002026-02-16 → 2026-07-04 · 3 obs
● 2026-02-16 03:33:46
● 2026-07-04 23:48:48
○A195.88.126.182015-07-23 → 2020-03-08 · 4 obs
● 2020-03-08 23:37:20
○ 2026-02-16 03:33:46
○ 2026-07-04 23:48:48
🔍 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: 734ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.88.126.100 |
| NS | 2 | ns2.centroset.ru, ns1.centroset.ru |
| MX | 1 | mail.centroset.ru (pri: 10) |
| TXT | 2 | v=spf1 ip4:195.88.126.18 ip4:195.88.126., google-site-verification=UjZPgf8OXNm-uFi |
| SOA | 1 | assert.ru admin.assert.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.centroset.ru, ns1.centroset.ru)
Analysis
Hierarchy
www.assert.ru is delegated beneath assert.ru.
Name Server Role
assert.ru has assert.ru as one of its name servers, making it self-hosted for DNS delegation.
It is common to find ns1.centroset.ru and ns2.centroset.ru serving as name servers together with assert.ru.
IP Addresses
assert.ru directs to one IP number, which is 195.88.126.100.
Further host names like www.assert.ru and ns1.centroset.ru overlap in IP numbers with assert.ru.
Name Servers
Three name servers handle the delegation for assert.ru: assert.ru, ns1.centroset.ru and ns2.centroset.ru.
There is at least partial name server overlap between assert.ru and other domains — 127.88.195.in-addr.arpa, specclean.ru, centroset.ru and two more among them.
Hosts with two IP numbers each:
ns1.centroset.ru directs traffic to 195.88.126.100 and 2a03:5a00:8::100.
ns2.centroset.ru directs traffic to 195.88.127.100 and 2a03:5a00:8:1::100.
Hosts that resolve to one IP address:
assert.ru has the IP address 195.88.126.100.
Both ns1.centroset.ru and assert.ru resolve to 195.88.126.100 IP addresses each.
Mail Servers
assert.ru routes its mail through a single mail server, mail.centroset.ru.
assert.ru and domains like centroset.ru share an identical mail server configuration.
mail.centroset.ru carries two IP numbers: 195.88.126.18 and 2a03:5a00:8::100.