certm.ru - robtex.com
certm.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::ac43:c80b🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:15be🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.21.190Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.200.11🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dante.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c0a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dante.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c30a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dante.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:230a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dante.ns.cloudflare.com | ||||||
| A | 108.162.195.10🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dante.ns.cloudflare.com | ||||||
| A | 162.159.44.10Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dante.ns.cloudflare.com | ||||||
| A | 172.64.35.10🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dante.ns.cloudflare.com | ||||||
| NS | ziggy.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26ed🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2ed🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22ed🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 108.162.194.237🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 162.159.38.237Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 172.64.34.237🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.21.190, 172.67.200.11 | ||||||
| IPv6 hints | 2606:4700:3035::ac43:c80b, 2606:4700:3037::6815:15be | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=65, name=cloudflare-ech.com | ||||||
| SOA | dante.ns.cloudflare.comdns@cloudflare.com serial=2401154908 | ||||||
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=4068675 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSdante.ns.cloudflare.com2026-04-11 → 2026-04-28 · 2 obs
● 2026-04-28 05:02:10
●NSziggy.ns.cloudflare.com2026-04-11 → 2026-04-28 · 2 obs
● 2026-04-28 05:02:10
●A104.21.21.1902026-04-11 → 2026-04-28 · 2 obs
● 2026-04-28 05:02:10
●A172.67.200.112026-04-11 → 2026-04-28 · 2 obs
● 2026-04-28 05:02:10
●A2606:4700:3035::ac43:c80b2026-04-11 → 2026-04-28 · 2 obs
● 2026-04-28 05:02:10
●A2606:4700:3037::6815:15be2026-04-11 → 2026-04-28 · 2 obs
● 2026-04-28 05:02:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, f.dns.ripn.net, e.dns.ripn.net... | - |
| certm.ru | ziggy.ns.cloudflare.com, dante.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.38.237
NS records: ziggy.ns.cloudflare.com, dante.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for certm.ru (unsigned zone)
⏱️ Timing
Total: 2117ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.21.190, 172.67.200.11 |
| AAAA | 2 | 2606:4700:3037::6815:15be, 2606:4700:3035::ac43:c80b |
| NS | 2 | dante.ns.cloudflare.com, ziggy.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dante.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
Four IP numbers are pointed to by certm.ru: 2606:4700:3035::ac43:c80b, 2606:4700:3037::6815:15be, 104.21.21.190 and 172.67.200.11.
other host names including atomicrhino.net, mal.lt, adaletegm.org, kulturk(0x616e616c).at and zwy123.com share IP numbers with certm.ru.
Name Servers
certm.ru is delegated to two name servers dante.ns.cloudflare.com and ziggy.ns.cloudflare.com.
certm.ru shares the same name server setup as other domains, for instance slowlifepolska.pl, inlegal.top, zqguangda.com, flyingkell.com and coordinatemycare.co.uk.
certm.ru at least partially shares name servers with other domains, for instance tcc.eu.com, cnsulting.com, celoronvathix.com, mpt-mainpart.com and leovaliquette.com.
these name servers are often used together with ignat.ns.cloudflare.com, javon.ns.cloudflare.com, alexia.ns.cloudflare.com and venus.ns.cloudflare.com.
Host names with six IP numbers:
Host name dante.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0a, 2803:f800:50::6ca2:c30a, 2a06:98c1:50::ac40:230a, 108.162.195.10, 162.159.44.10 and 172.64.35.10.
Host name ziggy.ns.cloudflare.com points to: 2606:4700:50::a29f:26ed, 2803:f800:50::6ca2:c2ed, 2a06:98c1:50::ac40:22ed, 108.162.194.237, 162.159.38.237 and 172.64.34.237.