firstmc.ru - robtex.com
firstmc.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:cb35🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:34bf🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.52.191Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.203.53🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | cullen.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c5b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c35b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:235b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 108.162.195.91🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 162.159.44.91Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| A | 172.64.35.91🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cullen.ns.cloudflare.com | ||||||
| NS | isabel.ns.cloudflare.com 🔒 | ||||||
| A | 2606:4700:50::a29f:2668🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c268🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2268🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 108.162.194.104🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 162.159.38.104Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 172.64.34.104🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.52.191, 172.67.203.53 | ||||||
| IPv6 | 2606:4700:3031::ac43:cb35, 2606:4700:3036::6815:34bf | ||||||
| SOA | cullen.ns.cloudflare.comdns@cloudflare.com serial=2393355576 | ||||||
ru
| DNSSEC | ⚠️ Not signed | ||||||
| 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=4067830 | ||||||
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
○NSchin.ns.cloudflare.com2017-01-10 → 2017-01-10 · 3 obs
○ 2026-02-24 12:43:24
○ 2026-02-24 18:20:12
●NScullen.ns.cloudflare.com2026-02-24 → 2026-02-24 · 3 obs
● 2026-02-24 12:43:24
● 2026-02-24 18:20:12
●NSisabel.ns.cloudflare.com2026-02-24 → 2026-02-24 · 3 obs
● 2026-02-24 12:43:24
● 2026-02-24 18:20:12
○NSterry.ns.cloudflare.com2017-01-10 → 2017-01-10 · 3 obs
○ 2026-02-24 12:43:24
○ 2026-02-24 18:20:12
●A104.21.52.1912026-02-24 → 2026-02-24 · 3 obs
● 2026-02-24 12:43:24
● 2026-02-24 18:20:12
○A164.132.100.2432017-01-10 → 2017-01-10 · 3 obs
○ 2026-02-24 12:43:24
○ 2026-02-24 18:20:12
●A172.67.203.532026-02-24 → 2026-02-24 · 3 obs
● 2026-02-24 12:43:24
● 2026-02-24 18:20:12
●A2606:4700:3031::ac43:cb352026-02-24 → 2026-02-24 · 3 obs
● 2026-02-24 12:43:24
● 2026-02-24 18:20:12
●A2606:4700:3036::6815:34bf2026-02-24 → 2026-02-24 · 3 obs
● 2026-02-24 12:43:24
● 2026-02-24 18:20:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| firstmc.ru | cullen.ns.cloudflare.com, isabel.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 172.64.34.104
NS records: cullen.ns.cloudflare.com, isabel.ns.cloudflare.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at ru: Error: DNS query timeout: 193.232.128.6 for DNSKEY ru
⏱️ Timing
Total: 3475ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.203.53, 104.21.52.191 |
| AAAA | 2 | 2606:4700:3031::ac43:cb35, 2606:4700:3036::6815:34bf |
| NS | 2 | cullen.ns.cloudflare.com, isabel.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | cullen.ns.cloudflare.com dns.cloudflare. |
AI analysis
firstmc.ru maps to four IP numbers: 2606:4700:3031::ac43:cb35, 2606:4700:3036::6815:34bf, 104.21.52.191 and 172.67.203.53.
Other host names such as www.arms-go.com, martiresportes.com, rehabilitacja-imprimis.pl, www.ottatre.no and rivercafe.com share IPs with firstmc.ru.
Two name servers cullen.ns.cloudflare.com and isabel.ns.cloudflare.com handle the delegation for firstmc.ru.
firstmc.ru shares the same name server setup as other domains, for example moscowoklav.ru, olgastih.ru, darkdeal.ru, reactivbel.ru and respublika1.online.
firstmc.ru at least partially shares name servers with other domains, for example centrecdpcapital.com, pkbanerjee.com, hikayeabi.com.tr, thewitchinn.com and news-lawonline.com.
These name servers are often used together with lauryn.ns.cloudflare.com and bruce.ns.cloudflare.com.
Host names with six IP numbers:
cullen.ns.cloudflare.com points to 2606:4700:58::a29f:2c5b, 2803:f800:50::6ca2:c35b, 2a06:98c1:50::ac40:235b, 108.162.195.91, 162.159.44.91 and 172.64.35.91.
isabel.ns.cloudflare.com points to 2606:4700:50::a29f:2668, 2803:f800:50::6ca2:c268, 2a06:98c1:50::ac40:2268, 108.162.194.104, 162.159.38.104 and 172.64.34.104.