1sc.ru - robtex.com
1sc.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.218.228.13🇷🇺 EUROBYTE91.218.228.0/23 | ||||||
| PTR | h4.ihc.ru | ||||||
| NS | ns1.ihc.ru ⭐ | ||||||
| A | 2a03:c980:beef:6002:46:254:23:52🇷🇺 EUROBYTE2a03:c980:beef::/48 | ||||||
| PTR | ns1.ihc.ru | ||||||
| A | 46.254.23.52🇷🇺 EUROBYTE46.254.23.0/24 | ||||||
| PTR | ns1.ihc.ru | ||||||
| NS | ns2.ihc.ru | ||||||
| A | 2001:41d0:1008:2c3b::1🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | ns2.ihc.ru | ||||||
| A | 46.254.22.38🇷🇺 EUROBYTE46.254.22.0/24 | ||||||
| PTR | ns1.ihc.ru | ||||||
| A | 91.121.54.18🇫🇷 OVH91.121.0.0/16 ISP Paris, France | ||||||
| PTR | ns2.ihc.ru | ||||||
| MX | mail.1sc.ru ⭐ | ||||||
| A | 2a03:c980:dead:2003:91:218:228:22🇷🇺 EUROBYTE2a03:c980:dead::/48 | ||||||
| PTR | mail3.ihc.ru | ||||||
| A | 91.218.228.22🇷🇺 EUROBYTE91.218.228.0/23 | ||||||
| PTR | mail3.ihc.ru | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns1.ihc.ruinfo@ihc.ru 2019-07-01 #1 | ||||||
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=4068278 | ||||||
Previously MX for
1sc.ru |
Subdomains
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSns1.arbatek.ru2015-08-26 → 2017-06-08 · 4 obs
● 2017-06-08 00:09:12
○ 2026-03-23 13:22:04
○ 2026-03-26 05:21:58
●NSns1.ihc.ru2026-03-23 → 2026-03-26 · 3 obs
● 2026-03-23 13:22:04
● 2026-03-26 05:21:58
○NSns2.arbatek.ru2015-08-26 → 2017-06-08 · 4 obs
● 2017-06-08 00:09:12
○ 2026-03-23 13:22:04
○ 2026-03-26 05:21:58
●NSns2.ihc.ru2026-03-23 → 2026-03-26 · 3 obs
● 2026-03-23 13:22:04
● 2026-03-26 05:21:58
○MX1sc.ru2015-08-26 → 2017-06-08 · 4 obs
● 2017-06-08 00:09:12
○ 2026-03-23 13:22:04
○ 2026-03-26 05:21:58
●MXmail.1sc.ru2026-03-23 → 2026-03-26 · 3 obs
● 2026-03-23 13:22:04
● 2026-03-26 05:21:58
○A89.111.177.342015-08-26 → 2017-06-08 · 4 obs
● 2017-06-08 00:09:12
○ 2026-03-23 13:22:04
○ 2026-03-26 05:21:58
●A91.218.228.132026-03-23 → 2026-03-26 · 3 obs
● 2026-03-23 13:22:04
● 2026-03-26 05:21:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| 1sc.ru | ns1.ihc.ru, ns2.ihc.ru | 5 records |
✅ Authoritative Response
Server:46.254.22.38
NS records: ns1.ihc.ru, ns2.ihc.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 1sc.ru (unsigned zone)
⏱️ Timing
Total: 756ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.218.228.13 |
| NS | 2 | ns1.ihc.ru, ns2.ihc.ru |
| MX | 1 | mail.1sc.ru (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1.ihc.ru info.ihc.ru |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (ns2.ihc.ru, ns2.ihc.ru, ns1.ihc.ru...)
Analysis
Hierarchy
1sc.ru is a parent of mail.1sc.ru and sforum.1sc.ru.
IP Addresses
1sc.ru resolves to one IP number: 91.218.228.13.
Other host names, for instance sgwww.pradoframework.com, www.xn--e1aaamlcfjc3bid8c7cxa.xn--p1ai, sitonmyfacemovies.com, cryptokens.ca and sovietart.su share IP numbers with 1sc.ru.
Name Servers
1sc.ru's delegation uses two name servers: ns1.ihc.ru and ns2.ihc.ru.
1sc.ru uses the same name server setup as other domains, such as mnweb.ru, pmkltd.ru, santeharmatura.ru, net5024.ru and event-solutions.ru.
Three-IP host names: ns2.ihc.ru points to 2001:41d0:1008:2c3b::1, 46.254.22.38 and 91.121.54.18.
Two-IP host names: ns1.ihc.ru points to 2a03:c980:beef:6002:46:254:23:52 and 46.254.23.52.
Mail Servers
A single mail server handles 1sc.ru, mail.1sc.ru.
The host name mail.1sc.ru resolves to two IP numbers: 2a03:c980:dead:2003:91:218:228:22 and 91.218.228.22.