cttelecom.ru - robtex.com
cttelecom.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.221.103.254🇷🇺 SKYTEL-AS91.221.102.0/23 LTD SKYTEL St.Petersburg, Russia | ||||||
| PTR | mail.skytel.ru | ||||||
| NS | 91.221.103.254 ⭐ ⚠️ Not in parent delegation | ||||||
| NS | 91.221.102.254 ⚠️ Not in parent delegation | ||||||
| NS | ns.skytel.ru ⚠️ Not in zone NS records | ||||||
| A | 91.221.103.254🇷🇺 SKYTEL-AS91.221.102.0/23 LTD SKYTEL St.Petersburg, Russia | ||||||
| PTR | mail.skytel.ru | ||||||
| NS | ns2.skytel.ru ⚠️ Not in zone NS records | ||||||
| A | 91.221.102.254🇷🇺 SKYTEL-AS91.221.102.0/23 LTD SKYTEL St.Petersburg, Russia | ||||||
| PTR | ns2.skytel.ru | ||||||
| MX | mail.cttelecom.ru ⭐ | ||||||
| A | 91.221.103.254🇷🇺 SKYTEL-AS91.221.102.0/23 LTD SKYTEL St.Petersburg, Russia | ||||||
| PTR | mail.skytel.ru | ||||||
| TXT | v=spf1 mx a ~all | ||||||
| SOA | 91.221.103.254admin@skytel.ru 2024-12-18 #2 | ||||||
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=4068292 | ||||||
Subdomains
Same first word
Similar names
telcomtec.fr |
tctelecom.com.br |
telcomtec.com |
comtectel.com |
telteccom.com |
telecomtc.ru |
tctelecom.ru |
tcomelect.com |
tctelecom.vn |
DNS History
8 records (6 active, 2 former)
●NS91.221.102.2542026-03-04 → 2026-03-27 · 3 obs
● 2026-03-04 10:10:14
● 2026-03-27 08:32:28
●NS91.221.103.2542026-03-04 → 2026-03-27 · 3 obs
● 2026-03-04 10:10:14
● 2026-03-27 08:32:28
○NSns.cttelecom.ru2015-06-02 → 2016-08-29 · 4 obs
● 2016-08-29 01:22:06
○ 2026-03-04 10:10:14
○ 2026-03-27 08:32:28
●NSns.skytel.ru2026-03-04 → 2026-03-27 · 3 obs
● 2026-03-04 10:10:14
● 2026-03-27 08:32:28
○NSns2.cttelecom.ru2015-06-02 → 2016-08-29 · 4 obs
● 2016-08-29 01:22:06
○ 2026-03-04 10:10:14
○ 2026-03-27 08:32:28
●NSns2.skytel.ru2026-03-04 → 2026-03-27 · 3 obs
● 2026-03-04 10:10:14
● 2026-03-27 08:32:28
●MXmail.cttelecom.ru2015-06-02 → 2026-03-27 · 2 obs
● 2026-03-27 08:32:28
●A91.221.103.2542015-06-02 → 2026-03-27 · 2 obs
● 2026-03-27 08:32:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| cttelecom.ru | ns.skytel.ru, ns2.skytel.ru | 2 records |
✅ Authoritative Response
Server:91.221.102.254
NS records: ns.skytel.ru, ns2.skytel.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cttelecom.ru (unsigned zone)
⏱️ Timing
Total: 690ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.221.103.254 |
| NS | 2 | 91.221.102.254, 91.221.103.254 |
| MX | 1 | mail.cttelecom.ru (pri: 10) |
| TXT | 1 | v=spf1 mx a ~all |
| SOA | 1 | 91.221.103.254 admin.skytel.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.skytel.ru, ns.skytel.ru)
Analysis
Hierarchy
cttelecom.ru is the parent of ns.cttelecom.ru, ns2.cttelecom.ru and mail.cttelecom.ru.
IP Addresses
cttelecom.ru resolves to one IP number: 91.221.103.254.
other host names including mail.cttelecom.ru, mail.skytel.ru, kolibrinet.ru, mail.zetlink.ru and zetlink.ru share IP numbers with cttelecom.ru.
Name Servers
cttelecom.ru is delegated to four name servers: ns2.skytel.ru, ns.skytel.ru, 91.221.102.254 and 91.221.103.254.
cttelecom.ru at least partially shares name servers with other domains, for instance 103.221.91.in-addr.arpa, 102.221.91.in-addr.arpa, skytel.ru, npospec.ru and ct-sport.ru.
Host names with one IP number:
ns2.skytel.ru points to 91.221.102.254
ns.skytel.ru points to 91.221.103.254
Mail Servers
cttelecom.ru is handled by a single mail server, mail.cttelecom.ru.
mail.cttelecom.ru resolves to IP 91.221.103.254.