mx4.a-ctr.ru - robtex.com
mx4.a-ctr.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 62.141.86.213🇷🇺 SOVAM-AS62.141.64.0/18 COMBELNET | ||||||
| PTR | mx4.itgr.pro | ||||||
a-ctr.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:23ec🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:b4af🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.35.236Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.180.175🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | art.ns.cloudflare.com ⭐ | ||||||
| NS | kinsley.ns.cloudflare.com | ||||||
| MX | mx4.a-ctr.ru ⭐ | ||||||
| TXT | MS=ms11542112 | ||||||
| TXT | unione-validate-hash=d63d15d139c192d227035cbf5049a734 | ||||||
| TXT | v=spf1 +ip4:81.222.119.160/27 +ip4:95.128.177.64/27 +ip4:195.68.168.120/29 +i... | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.35.236, 172.67.180.175 | ||||||
| IPv6 | 2606:4700:3032::6815:23ec, 2606:4700:3036::ac43:b4af | ||||||
| SOA | art.ns.cloudflare.comdns@cloudflare.com serial=2399762145 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A62.141.86.2132026-03-07 → 2026-03-28 · 2 obs
● 2026-03-07 06:34:30
● 2026-03-28 18:58:46
● 2026-03-28 18:58:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | f.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| a-ctr.ru | art.ns.cloudflare.com, kinsley.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.75
NS records: art.ns.cloudflare.com, kinsley.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a-ctr.ru (unsigned zone)
⏱️ Timing
Total: 712ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.141.86.213 |
Analysis
Mail Server Role
mx4.a-ctr.ru serves as the mail server for a-ctr.ru.
IP Addresses
mx4.a-ctr.ru points to a single IP: 62.141.86.213.
Other host names, for instance mx4.colibri.travel, mx4.avia-center.ru, mx4.crpo.su, mx4.bol24.ru and mx4.avia-centr.ru share IP numbers with mx4.a-ctr.ru.