sfirst.ru - robtex.com
sfirst.ru
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=4068503 | ||||||
Same first word
Similar names
DNS History
14 records (7 active, 7 former)
○NSns1.beget.com2018-12-10 → 2018-12-10 · 3 obs
○ 2026-04-13 21:23:02
○ 2026-04-13 21:23:04
○NSns1.beget.pro2018-12-10 → 2018-12-10 · 3 obs
○ 2026-04-13 21:23:02
○ 2026-04-13 21:23:04
○NSns1.beget.ru2018-12-10 → 2018-12-10 · 3 obs
○ 2026-04-13 21:23:02
○ 2026-04-13 21:23:04
●NSns1.sprinthost.ru2026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 21:23:02
● 2026-04-13 21:23:04
○NSns2.beget.com2018-12-10 → 2018-12-10 · 3 obs
○ 2026-04-13 21:23:02
○ 2026-04-13 21:23:04
○NSns2.beget.pro2018-12-10 → 2018-12-10 · 3 obs
○ 2026-04-13 21:23:02
○ 2026-04-13 21:23:04
○NSns2.beget.ru2018-12-10 → 2018-12-10 · 3 obs
○ 2026-04-13 21:23:02
○ 2026-04-13 21:23:04
●NSns2.sprinthost.ru2026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 21:23:02
● 2026-04-13 21:23:04
●NSns3.sprinthost.net2026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 21:23:02
● 2026-04-13 21:23:04
●NSns4.sprinthost.net2026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 21:23:02
● 2026-04-13 21:23:04
●A141.8.192.1822026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 21:23:02
● 2026-04-13 21:23:04
●A2a0a:2b42:0:5b::2026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 21:23:02
● 2026-04-13 21:23:04
○A87.236.19.1072018-12-10 → 2018-12-10 · 3 obs
○ 2026-04-13 21:23:02
○ 2026-04-13 21:23:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| sfirst.ru | ns1.sprinthost.ru, ns2.sprinthost.ru, ns3.sprinthost.net, ns4.sprinthost.net | 6 records |
✅ Authoritative Response
Server:185.4.180.91
NS records: ns1.sprinthost.ru, ns2.sprinthost.ru, ns3.sprinthost.net, ns4.sprinthost.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sfirst.ru (unsigned zone)
⏱️ Timing
Total: 1200ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 141.8.192.182 |
| AAAA | 1 | 2a0a:2b42:0:5b:: |
| NS | 4 | ns4.sprinthost.net, ns1.sprinthost.ru... |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 2 | v=spf1 include:spf.mail.ru ~all, v=spf1 a mx ip4:141.8.192.182 ip6:2a0a:2 |
| SOA | 1 | ns1.sprinthost.ru admin.sprinthost.ru |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.sprinthost.ru, ns1.sprinthost.ru, ns1.sprinthost.ru...)
Analysis
IP Addresses
sfirst.ru resolves to two IP numbers: 2a0a:2b42:0:5b:: and 141.8.192.182.
other host names including apprendre-le-francais.ru, sorkina.com, mail.manyk.ru, mail.sorkina.com and vali.from.sh share IP numbers with sfirst.ru.
Name Servers
sfirst.ru is delegated to four name servers: ns3.sprinthost.net, ns4.sprinthost.net, ns1.sprinthost.ru and ns2.sprinthost.ru.
sfirst.ru at least partially shares name servers with other domains, for instance chezima.ru, sprinthost.biz, dslrost.ru, pochesnoku-smr.ru and xn--80aaosrqas.xn--p1ai.
Host names with three IP numbers:
ns3.sprinthost.net points to 95.217.7.113, 141.8.194.234 and 178.128.39.144.
ns4.sprinthost.net points to 172.105.69.137, 185.4.180.91 and 185.251.91.99.
ns1.sprinthost.ru points to 84.201.185.148, 141.8.196.186 and 141.8.196.224.
Host names with two IP numbers:
ns2.sprinthost.ru points to 141.8.193.151 and 185.185.68.190.
Mail Servers
sfirst.ru is handled by a single mail server, emx.mail.ru.
sfirst.ru shares the same mail server setup as other domains, for instance c700.ru, salamnews.tm, kimko.org, kia-nnov.ru and ematveev.ru.
sfirst.ru shares some mail servers with other domains, at least partially, for instance antey-sk.ru, benning.ru, advans39.ru, sker.ru and metell.ru.
these mail servers are commonly used with the mail servers mx2.hosting.reg.ru.
emx.mail.ru resolves to two IP numbers: 94.100.180.180 and 217.69.139.180.