cfu2015.com - robtex.com
cfu2015.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.63.155.34🇬🇧 AS-REGRU5.63.155.0/24 Reg.Ru | ||||||
| PTR | cfu2015.com | ||||||
| NS | vologda.ens.mail.ru ⭐ | ||||||
| A | 217.69.139.164🇷🇺 VK-AS217.69.128.0/20 Moscow region | ||||||
| PTR | ns2.ens.mail.ru | ||||||
| NS | artyom.ens.mail.ru | ||||||
| A | 94.100.180.238🇷🇺 VK-AS94.100.176.0/20 Moscow region | ||||||
| PTR | ns1.ens.mail.ru | ||||||
| MX | emx.mail.ru ⭐ | ||||||
| A | 94.100.180.180🇷🇺 VK-AS94.100.176.0/20 Moscow region | ||||||
| PTR | emx.mail.ru | ||||||
| A | 217.69.139.180🇷🇺 VK-AS217.69.128.0/20 Moscow region | ||||||
| PTR | emx.mail.ru | ||||||
| TXT | v=spf1 ip4:5.63.155.34 a mx include:_spf.mail.ru ~all | ||||||
| SOA | vologda.ens.mail.rusupport@biz.mail.ru 2023-10-26 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785419697 | ||||||
PTR for
Previously NS for
cfu2015.com |
Subdomains
www.cfu2015.com |
Same first word
cfu2015.com |
DNS History
11 records (4 active, 7 former)
●NSartyom.ens.mail.ru2026-04-08 → 2026-07-30 · 3 obs
● 2026-04-08 15:22:36
● 2026-07-30 14:08:22
○NScfu2015.com2016-12-17 → 2016-12-17 · 3 obs
○ 2017-06-29 10:15:58
○ 2026-07-30 14:08:22
○NSdns1.yandex.net2017-06-29 → 2017-09-01 · 5 obs
● 2017-06-29 10:15:58
● 2017-09-01 00:37:10
○ 2026-04-08 15:22:36
○ 2026-07-30 14:08:22
○NSdns2.yandex.net2017-06-29 → 2017-09-01 · 5 obs
● 2017-06-29 10:15:58
● 2017-09-01 00:37:10
○ 2026-04-08 15:22:36
○ 2026-07-30 14:08:22
○NSns1.example.com2016-12-17 → 2016-12-17 · 3 obs
○ 2017-06-29 10:15:58
○ 2026-07-30 14:08:22
○NSns2.example.com2016-12-17 → 2016-12-17 · 3 obs
○ 2017-06-29 10:15:58
○ 2026-07-30 14:08:22
●NSvologda.ens.mail.ru2026-04-08 → 2026-07-30 · 3 obs
● 2026-04-08 15:22:36
● 2026-07-30 14:08:22
●MXemx.mail.ru2026-04-08 → 2026-07-30 · 3 obs
● 2026-04-08 15:22:36
● 2026-07-30 14:08:22
○MXmx.yandex.net2017-06-29 → 2017-09-01 · 5 obs
● 2017-06-29 10:15:58
● 2017-09-01 00:37:10
○ 2026-04-08 15:22:36
○ 2026-07-30 14:08:22
○MXmx.yandex.ru2016-12-17 → 2016-12-17 · 3 obs
○ 2017-06-29 10:15:58
○ 2026-07-30 14:08:22
●A5.63.155.342016-12-17 → 2026-07-30 · 2 obs
● 2026-07-30 14:08:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net... | - |
| cfu2015.com | vologda.ens.mail.ru, artyom.ens.mail.ru | - |
✅ Authoritative Response
Server:94.100.180.238
NS records: vologda.ens.mail.ru, artyom.ens.mail.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cfu2015.com (unsigned zone)
⏱️ Timing
Total: 852ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.63.155.34 |
| NS | 2 | vologda.ens.mail.ru, artyom.ens.mail.ru |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:5.63.155.34 a mx include:_spf |
| SOA | 1 | vologda.ens.mail.ru support.biz.mail.ru |
Analysis
Hierarchy
cfu2015.com serves as the parent of www.cfu2015.com.
IP Addresses
cfu2015.com directs to one IP number, which is 5.63.155.34.
www.cfu2015.com, for instance, is one of the other host names sharing IP numbers with cfu2015.com.
Name Servers
cfu2015.com uses two name servers for its delegation: artyom.ens.mail.ru and vologda.ens.mail.ru.
cfu2015.com has at least partial name server overlap with other domains, such as optim-toledo.com, arvit.ru, finfast.ru and two others.
kazan.ens.mail.ru, zlatoust.ens.mail.ru and bor.ens.mail.ru — plus 7 other name servers — are commonly paired with these name servers.
artyom.ens.mail.ru directs to 94.100.180.238 and vologda.ens.mail.ru directs to 217.69.139.164; each host name points to exactly one IP number.
Mail Servers
cfu2015.com routes its mail through a single mail server, emx.mail.ru.
cfu2015.com has the same mail server arrangement as a number of other domains, for example defender-avto.ru, memoryclinic.ru, etcom.pro and two more.
cfu2015.com has mail servers in common with other domains — for example tcot.ru and blagosad.ru.
emx.mail.ru has two IP addresses: 94.100.180.180 and 217.69.139.180.