ip-cntg.net - robtex.com
ip-cntg.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:44fd🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:c918🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.68.253Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.201.24🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | mitch.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bd0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mitch.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1d0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | mitch.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21d0🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | mitch.ns.cloudflare.com | ||||||
| A | 108.162.193.208🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mitch.ns.cloudflare.com | ||||||
| A | 172.64.33.208🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mitch.ns.cloudflare.com | ||||||
| A | 173.245.59.208🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mitch.ns.cloudflare.com | ||||||
| NS | ulla.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ae9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0e9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20e9🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 108.162.192.233🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 172.64.32.233🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 173.245.58.233🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.68.253, 172.67.201.24 | ||||||
| IPv6 hints | 2606:4700:3031::6815:44fd, 2606:4700:3034::ac43:c918 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=58, name=cloudflare-ech.com | ||||||
| SOA | mitch.ns.cloudflare.comdns@cloudflare.com serial=2403817958 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778639186 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSmitch.ns.cloudflare.com2026-05-06 → 2026-05-13 · 2 obs
● 2026-05-13 02:53:36
●NSulla.ns.cloudflare.com2026-05-06 → 2026-05-13 · 2 obs
● 2026-05-13 02:53:36
●A104.21.68.2532026-05-06 → 2026-05-13 · 2 obs
● 2026-05-13 02:53:36
●A172.67.201.242026-05-06 → 2026-05-13 · 2 obs
● 2026-05-13 02:53:36
●A2606:4700:3031::6815:44fd2026-05-06 → 2026-05-13 · 2 obs
● 2026-05-13 02:53:36
●A2606:4700:3034::ac43:c9182026-05-06 → 2026-05-13 · 2 obs
● 2026-05-13 02:53:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ip-cntg.net | ulla.ns.cloudflare.com, mitch.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.208
NS records: ulla.ns.cloudflare.com, mitch.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ip-cntg.net (unsigned zone)
⏱️ Timing
Total: 1534ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.201.24, 104.21.68.253 |
| AAAA | 2 | 2606:4700:3031::6815:44fd, 2606:4700:3034::ac43:c918 |
| NS | 2 | mitch.ns.cloudflare.com, ulla.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | mitch.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
ip-cntg.net maps to four IP numbers: 2606:4700:3031::6815:44fd, 2606:4700:3034::ac43:c918, 104.21.68.253 and 172.67.201.24.
other host names include square-brook-96cc.rvosy.workers.dev, londonbridgeexperience.net, montpel.net, kernohan.org and www.shakh-school1.ru; they share IP numbers with ip-cntg.net.
Name Servers
Two name servers mitch.ns.cloudflare.com and ulla.ns.cloudflare.com handle the delegation for ip-cntg.net.
ip-cntg.net shares the same name server setup as other domains, for instance is-update.net, simbench.com, timehrms.com, wonder.pl and cn-update.com.
ip-cntg.net at least partially shares name servers with other domains, for instance hasf.dk, 4gutters.com, triscom.nl, googlebobo.com and intciscare.com.
These name servers are commonly used alongside clay.ns.cloudflare.com.
Six IP addresses per host:
mitch.ns.cloudflare.com points to 2606:4700:58::adf5:3bd0, 2803:f800:50::6ca2:c1d0, 2a06:98c1:50::ac40:21d0, 108.162.193.208, 172.64.33.208 and 173.245.59.208; ulla.ns.cloudflare.com points to 2606:4700:50::adf5:3ae9, 2803:f800:50::6ca2:c0e9, 2a06:98c1:50::ac40:20e9, 108.162.192.233, 172.64.32.233 and 173.245.58.233