c168.builders - robtex.com
c168.builders
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3031::ac43:b99dπΊπΈ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3032::6815:1348πΊπΈ Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.19.72Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.185.157πΊπΈ Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | sierra.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::a29f:26f5πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sierra.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2f5π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sierra.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22f5πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sierra.ns.cloudflare.com | ||||||
| A | 108.162.194.245πΊπΈ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sierra.ns.cloudflare.com | ||||||
| A | 162.159.38.245Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sierra.ns.cloudflare.com | ||||||
| A | 172.64.34.245πΊπΈ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sierra.ns.cloudflare.com | ||||||
| NS | tom.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b93πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tom.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c193π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | tom.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2193πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | tom.ns.cloudflare.com | ||||||
| A | 108.162.193.147πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tom.ns.cloudflare.com | ||||||
| A | 172.64.33.147πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tom.ns.cloudflare.com | ||||||
| A | 173.245.59.147πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tom.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.19.72, 172.67.185.157 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:b99d, 2606:4700:3032::6815:1348 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=112, name=cloudflare-ech.com | ||||||
| SOA | sierra.ns.cloudflare.comdns@cloudflare.com serial=2406874494 | ||||||
builders
| DNSSEC | π Signed (DS record present) | ||||||
| NS | v0n0.nic.builders β | ||||||
| NS | v0n1.nic.builders | ||||||
| NS | v0n2.nic.builders | ||||||
| NS | v0n3.nic.builders | ||||||
| NS | v2n0.nic.builders | ||||||
| NS | v2n1.nic.builders | ||||||
| SOA | v0n0.nic.buildershostmaster@donuts.email serial=1784131341 | ||||||
rank #6 in the tld
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
βNSsierra.ns.cloudflare.com2026-06-09 β 2026-07-15 Β· 2 obs
β 2026-07-15 16:47:58
βNStom.ns.cloudflare.com2026-06-09 β 2026-07-15 Β· 2 obs
β 2026-07-15 16:47:58
βA104.21.19.722026-06-29 β 2026-07-15 Β· 3 obs
β 2026-06-29 22:14:02
β 2026-07-15 16:47:58
βA172.67.185.1572026-06-29 β 2026-07-15 Β· 3 obs
β 2026-06-29 22:14:02
β 2026-07-15 16:47:58
βA188.114.96.02026-06-09 β 2026-06-09 Β· 3 obs
β 2026-06-29 22:14:02
β 2026-07-15 16:47:58
βA188.114.97.02026-06-09 β 2026-06-09 Β· 3 obs
β 2026-06-29 22:14:02
β 2026-07-15 16:47:58
βA2606:4700:3031::ac43:b99d2026-06-29 β 2026-07-15 Β· 3 obs
β 2026-06-29 22:14:02
β 2026-07-15 16:47:58
βA2606:4700:3032::6815:13482026-06-29 β 2026-07-15 Β· 3 obs
β 2026-06-29 22:14:02
β 2026-07-15 16:47:58
βA2a06:98c1:3120::2026-06-09 β 2026-06-09 Β· 3 obs
β 2026-06-29 22:14:02
β 2026-07-15 16:47:58
βA2a06:98c1:3121::2026-06-09 β 2026-06-09 Β· 3 obs
β 2026-06-29 22:14:02
β 2026-07-15 16:47:58
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| builders | v2n0.nic.builders, v0n0.nic.builders, v0n2.nic.builders, v2n1.nic.builders... | 12 records |
| c168.builders | tom.ns.cloudflare.com, sierra.ns.cloudflare.com | - |
β Authoritative Response
Server:162.159.38.245
NS records: tom.ns.cloudflare.com, sierra.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for c168.builders (unsigned zone)
β±οΈ Timing
Total: 482ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.19.72, 172.67.185.157 |
| AAAA | 2 | 2606:4700:3031::ac43:b99d, 2606:4700:3032::6815:1348 |
| NS | 2 | sierra.ns.cloudflare.com, tom.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | sierra.ns.cloudflare.com dns.cloudflare. |
π Glue Records Collected
Total: 12
In-bailiwick: 12 (v2n0.nic.builders, v2n0.nic.builders, v0n0.nic.builders...)
Analysis
IP Addresses
c168.builders directs to four IP numbers, which are 104.21.19.72, 172.67.185.157, 2606:4700:3031::ac43:b99d and 2606:4700:3032::6815:1348.
Additional host names β dash.xod.cc, arly.se, rxygq.com and two others β share IP numbers with c168.builders.
Name Servers
c168.builders has two authoritative name servers β sierra.ns.cloudflare.com and tom.ns.cloudflare.com.
c168.builders shares its name server setup with other domains, including robowriterai.com, hughbrammer.me, 88x.biz and two others.
There is at least partial name server overlap between c168.builders and other domains β abogados-accidentes.com.ar, mojoreporter.com, 4tz8a1v.com and two more among them.
These name servers are routinely deployed together with the name servers kia.ns.cloudflare.com.
Host names with 6 IP numbers:
sierra.ns.cloudflare.com points to 108.162.194.245, 162.159.38.245, 172.64.34.245 and 3 other IP addresses.
tom.ns.cloudflare.com points to 108.162.193.147, 172.64.33.147, 173.245.59.147 and 3 other IP addresses.