derer.ru - robtex.com
derer.ru
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4069795 | ||||||
Subdomains
mail.derer.ru |
Same first word
Similar names
DNS History
14 records (7 active, 7 former)
●NSns1.webhost1.com2026-06-15 → 2026-07-29 · 3 obs
● 2026-06-15 17:18:42
● 2026-07-29 21:10:02
○NSns1.webhost1.ru2015-05-02 → 2016-11-24 · 4 obs
● 2016-11-24 21:05:36
○ 2026-06-15 17:18:42
○ 2026-07-29 21:10:02
●NSns2.webhost1.com2026-06-15 → 2026-07-29 · 3 obs
● 2026-06-15 17:18:42
● 2026-07-29 21:10:02
○NSns2.webhost1.ru2015-05-02 → 2016-11-24 · 4 obs
● 2016-11-24 21:05:36
○ 2026-06-15 17:18:42
○ 2026-07-29 21:10:02
○NSns3.webhost1.net2016-09-15 → 2016-11-24 · 5 obs
● 2016-09-15 19:41:52
● 2016-11-24 21:05:36
○ 2026-06-15 17:18:42
○ 2026-07-29 21:10:02
●NSns3.webhost1.org2026-06-15 → 2026-07-29 · 3 obs
● 2026-06-15 17:18:42
● 2026-07-29 21:10:02
○NSns4.webhost1.net2016-09-15 → 2016-11-24 · 5 obs
● 2016-09-15 19:41:52
● 2016-11-24 21:05:36
○ 2026-06-15 17:18:42
○ 2026-07-29 21:10:02
●NSns4.webhost1.org2026-06-15 → 2026-07-29 · 3 obs
● 2026-06-15 17:18:42
● 2026-07-29 21:10:02
●MXmail.derer.ru2015-05-02 → 2026-07-29 · 2 obs
● 2026-07-29 21:10:02
○A148.251.244.542015-05-02 → 2015-12-30 · 4 obs
● 2015-12-30 13:31:44
○ 2016-04-05 11:36:52
○ 2026-07-29 21:10:02
●A2a0a:8d80:0:9123::1372026-06-15 → 2026-07-29 · 3 obs
● 2026-06-15 17:18:42
● 2026-07-29 21:10:02
○A91.217.9.1462016-09-15 → 2016-11-24 · 5 obs
● 2016-09-15 19:41:52
● 2016-11-24 21:05:36
○ 2026-06-15 17:18:42
○ 2026-07-29 21:10:02
●A91.236.136.1572026-06-15 → 2026-07-29 · 3 obs
● 2026-06-15 17:18:42
● 2026-07-29 21:10:02
○A95.213.255.792016-04-05 → 2016-04-05 · 4 obs
● 2016-04-05 11:36:52
○ 2016-09-15 19:41:52
○ 2026-07-29 21:10:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| derer.ru | ns4.webhost1.org, ns2.webhost1.com, ns1.webhost1.com, ns3.webhost1.org | - |
✅ Authoritative Response
Server:185.179.189.202
NS records: ns4.webhost1.org, ns2.webhost1.com, ns1.webhost1.com, ns3.webhost1.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for derer.ru (unsigned zone)
⏱️ Timing
Total: 1050ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.236.136.157 |
| AAAA | 1 | 2a0a:8d80:0:9123::137 |
| NS | 4 | ns2.webhost1.com, ns4.webhost1.org... |
| MX | 1 | mail.derer.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:91.236.136.137 ip4:91.236.136 |
| SOA | 1 | ns1.webhost1.com tech.webhost1.com |
Analysis
Hierarchy
mail.derer.ru is a subdomain of derer.ru.
IP Addresses
derer.ru has two IP addresses: 91.236.136.157 and 2a0a:8d80:0:9123::137
Two other host names, along with bmxyaroslavl.ru, mail.sportbox.by and mail.myiptv.ru, also share IP numbers with derer.ru.
Name Servers
The NS records for derer.ru point to four name servers: ns1.webhost1.com, ns2.webhost1.com, ns3.webhost1.org and ns4.webhost1.org.
The name servers of derer.ru overlap at least partially with those of other domains — among them central-alarm.ru, worldtours.ro, reventon.ru and two more.
These name servers commonly appear in delegations together with ns1.webhost1.ru, ns2.webhost1.ru, cp2.webhost1.com and 3 other.
ns1.webhost1.com and ns3.webhost1.org both point to 185.179.188.2 and 2a0a:8d80:0:a000::aa; ns2.webhost1.com and ns4.webhost1.org both point to 185.179.189.202 and 2a0a:8d80:0:a000::bb — all four hostnames (ns1.webhost1.com, ns2.webhost1.com, ns3.webhost1.org and ns4.webhost1.org) resolve to exactly two IP addresses.
ns1.webhost1.com along with ns3.webhost1.org each resolve to 2a0a:8d80:0:a000::aa IP addresses.
ns1.webhost1.com along with ns3.webhost1.org each resolve to 185.179.188.2 IP addresses.
ns2.webhost1.com along with ns4.webhost1.org each resolve to 2a0a:8d80:0:a000::bb IP addresses.
ns2.webhost1.com along with ns4.webhost1.org each resolve to 185.179.189.202 IP addresses.
Mail Servers
The sole mail server for derer.ru is mail.derer.ru.
mail.derer.ru resolves to two IP numbers — 91.236.136.157 and 2a0a:8d80:0:9123::137.