a2tel.ru - robtex.com
a2tel.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 217.112.35.47🇷🇺 BIGWEB-AS217.112.35.0/24 | ||||||
| PTR | v90-u.valuehost.ru | ||||||
| NS | ns1.valuehost.ru ⭐ | ||||||
| A | 217.112.42.27🇷🇺 L7GUARD-AS217.112.42.0/23 VALUEHOST MSK 4 | ||||||
| PTR | ns1.valuehost.ru | ||||||
| NS | ns2.valuehost.ru | ||||||
| A | 217.112.37.10🇷🇺 L7GUARD-AS217.112.36.0/23 BIGWEB.HOST | ||||||
| PTR | ns2.valuehost.ru | ||||||
| NS | ns3.valuehost.ru | ||||||
| A | 217.112.37.28🇷🇺 L7GUARD-AS217.112.36.0/23 BIGWEB.HOST | ||||||
| PTR | ns3.valuehost.ru | ||||||
| MX | mx25.valuehost.ru ⭐ | ||||||
| A | 217.112.35.101🇷🇺 BIGWEB-AS217.112.35.0/24 | ||||||
| PTR | mx25.valuehost.ru | ||||||
| TXT | v=spf1 ip4:185.4.73.158 ip6:2a03:f480:1:8::1a include:valuehost.ru ~all | ||||||
| SOA | ns1.valuehost.runoc@valuehost.ru 2025-01-16 #26 | ||||||
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=4068634 | ||||||
Subdomains
www.a2tel.ru |
Same first word
a2tel.ru |
Similar names
DNS History
8 records (5 active, 3 former)
●NSns1.valuehost.ru2015-08-16 → 2026-04-24 · 2 obs
● 2026-04-24 18:11:22
●NSns2.valuehost.ru2015-08-16 → 2026-04-24 · 2 obs
● 2026-04-24 18:11:22
●NSns3.valuehost.ru2015-08-16 → 2026-04-24 · 2 obs
● 2026-04-24 18:11:22
○MXmx24.valuehost.ru2015-08-16 → 2017-08-18 · 4 obs
● 2017-08-18 20:44:42
○ 2026-02-24 04:55:10
○ 2026-04-24 18:11:22
●MXmx25.valuehost.ru2026-02-24 → 2026-04-24 · 3 obs
● 2026-02-24 04:55:10
● 2026-04-24 18:11:22
○A185.4.73.1582015-12-16 → 2017-08-18 · 5 obs
● 2015-12-16 05:58:56
● 2017-08-18 20:44:42
○ 2026-02-24 04:55:10
○ 2026-04-24 18:11:22
●A217.112.35.472026-02-24 → 2026-04-24 · 3 obs
● 2026-02-24 04:55:10
● 2026-04-24 18:11:22
○A217.112.35.602015-08-16 → 2015-08-16 · 3 obs
○ 2015-12-16 05:58:56
○ 2026-04-24 18:11:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| a2tel.ru | ns2.valuehost.ru, ns1.valuehost.ru, ns3.valuehost.ru | 3 records |
✅ Authoritative Response
Server:217.112.37.28
NS records: ns2.valuehost.ru, ns1.valuehost.ru, ns3.valuehost.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a2tel.ru (unsigned zone)
⏱️ Timing
Total: 773ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.112.35.47 |
| NS | 3 | ns1.valuehost.ru, ns3.valuehost.ru... |
| MX | 1 | mx25.valuehost.ru (pri: 100) |
| TXT | 1 | v=spf1 ip4:185.4.73.158 ip6:2a03:f480:1: |
| SOA | 1 | ns1.valuehost.ru noc.valuehost.ru |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns3.valuehost.ru, ns2.valuehost.ru, ns1.valuehost.ru)
Analysis
Hierarchy
a2tel.ru is the parent of www.a2tel.ru.
IP Addresses
a2tel.ru resolves to a single IP address: 217.112.35.47.
Other host names including remarc.ru, guseva.ru, edtek.ru, asw2.uchim.info and accauto.ru share IP numbers with a2tel.ru.
Name Servers
a2tel.ru is delegated to three name servers: ns1.valuehost.ru, ns2.valuehost.ru and ns3.valuehost.ru.
a2tel.ru at least partially shares name servers with other domains, including hydsovet.ru, zvezda.spb.ru, nbi.spb.ru, greenexpedition.ru and pecrus.com.
These name servers are commonly used with ns1.valuehost.com and ns2.valuehost.com.
Hostnames with a single IP:
ns1.valuehost.ru points to: 217.112.42.27.
ns2.valuehost.ru points to: 217.112.37.10.
ns3.valuehost.ru points to: 217.112.37.28.
Mail Servers
a2tel.ru is handled by a single mail server, mx25.valuehost.ru.
a2tel.ru shares its mail server setup with other domains, including ingraf.ru, cro.ru, itspb.ru, eva.su and hunt365.ru.
a2tel.ru shares some mail servers with other domains, for instance sevva.ru, dia.kg, shabala.ru and alandalus.ru.
these mail servers are commonly used alongside the mail servers mx.yandex.ru.
mx25.valuehost.ru points to a single IP: 217.112.35.101.