columbia-sp.dev - robtex.com
columbia-sp.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:2dec🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:dcb9🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.45.236Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.220.185🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dax.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c85🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dax.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c385🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dax.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2385🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dax.ns.cloudflare.com | ||||||
| A | 108.162.195.133🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dax.ns.cloudflare.com | ||||||
| A | 162.159.44.133Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dax.ns.cloudflare.com | ||||||
| A | 172.64.35.133🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dax.ns.cloudflare.com | ||||||
| NS | venus.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aeb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0eb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20eb🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 108.162.192.235🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-108-162-192-235.defastlink.net | ||||||
| A | 172.64.32.235🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 173.245.58.235🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.45.236, 172.67.220.185 | ||||||
| IPv6 hints | 2606:4700:3032::6815:2dec, 2606:4700:3033::ac43:dcb9 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=25, name=cloudflare-ech.com | ||||||
| SOA | dax.ns.cloudflare.comdns@cloudflare.com serial=2400441697 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
columbia-sp.dev |
columbia-sp.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSdax.ns.cloudflare.com2026-02-16 → 2026-04-13 · 2 obs
● 2026-04-13 00:01:46
●NSvenus.ns.cloudflare.com2026-02-16 → 2026-04-13 · 2 obs
● 2026-04-13 00:01:46
●A104.21.45.2362026-02-16 → 2026-04-13 · 2 obs
● 2026-04-13 00:01:46
●A172.67.220.1852026-02-16 → 2026-04-13 · 2 obs
● 2026-04-13 00:01:46
●A2606:4700:3032::6815:2dec2026-02-16 → 2026-04-13 · 2 obs
● 2026-04-13 00:01:46
●A2606:4700:3033::ac43:dcb92026-02-16 → 2026-04-13 · 2 obs
● 2026-04-13 00:01:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| columbia-sp.dev | venus.ns.cloudflare.com, dax.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.235
NS records: venus.ns.cloudflare.com, dax.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for columbia-sp.dev (unsigned zone)
⏱️ Timing
Total: 516ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.45.236, 172.67.220.185 |
| AAAA | 2 | 2606:4700:3032::6815:2dec, 2606:4700:3033::ac43:dcb9 |
| NS | 2 | dax.ns.cloudflare.com, venus.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dax.ns.cloudflare.com dns.cloudflare.com |
Analysis
IP Addresses
columbia-sp.dev refers to four IP numbers: 2606:4700:3032::6815:2dec, 2606:4700:3033::ac43:dcb9, 104.21.45.236 and 172.67.220.185.
Other host names, for instance aimmuno.com, denim68.ddns.easy-lan.net, www.zztywl.cn, vevan.ddns.easy-lan.net and cargopak.com share IP numbers with columbia-sp.dev.
Name Servers
columbia-sp.dev's delegation uses two name servers: dax.ns.cloudflare.com and venus.ns.cloudflare.com.
columbia-sp.dev uses the same name server setup as other domains, such as revx.net, jualobatpembesarpenis.net, cressina.com, clifton-house.co.uk and iglesiaepiscopalsantacruz.org.
columbia-sp.dev at least partially shares name servers with other domains, including psa.fi, dr-wassmer.com, rogersconstruct.com, bancodeportugal.pt and bestmortgagetoday.com.
These name servers are commonly used together with the name servers memphis.ns.cloudflare.com, dante.ns.cloudflare.com, aryanna.ns.cloudflare.com and brianna.ns.cloudflare.com.
Host names with six IP numbers:
dax.ns.cloudflare.com points to 2606:4700:58::a29f:2c85, 2803:f800:50::6ca2:c385, 2a06:98c1:50::ac40:2385, 108.162.195.133, 162.159.44.133 and 172.64.35.133.
venus.ns.cloudflare.com points to 2606:4700:50::adf5:3aeb, 2803:f800:50::6ca2:c0eb, 2a06:98c1:50::ac40:20eb, 108.162.192.235, 172.64.32.235 and 173.245.58.235.