centigen.ai - robtex.com

centigen.ai

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:9979πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3036::6815:344πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.3.68Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.153.121πŸ‡ΊπŸ‡Έ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NScrystal.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26caπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
A2803:f800:50::6ca2:c2caπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcrystal.ns.cloudflare.com
A2a06:98c1:50::ac40:22caπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRcrystal.ns.cloudflare.com
A108.162.194.202πŸ‡ΊπŸ‡Έ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
A162.159.38.202Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
A172.64.34.202πŸ‡ΊπŸ‡Έ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
NSmario.ns.cloudflare.com
A2606:4700:58::adf5:3bcbπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmario.ns.cloudflare.com
A2803:f800:50::6ca2:c1cbπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmario.ns.cloudflare.com
A2a06:98c1:50::ac40:21cbπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRmario.ns.cloudflare.com
A108.162.193.203πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmario.ns.cloudflare.com
A172.64.33.203πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmario.ns.cloudflare.com
A173.245.59.203πŸ‡ΊπŸ‡Έ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmario.ns.cloudflare.com
MXcentigen-ai.mail.protection.outlook.com ⭐
A2a01:111:f403:cc2f::πŸ‡¦πŸ‡ͺ Microsoft2a01:111:f000::/36
PTRmail-au1p273cu00100.inbound.protection.outlook.com
A2a01:111:f403:cc30::πŸ‡¦πŸ‡ͺ Microsoft2a01:111:f000::/36
PTRmail-dx1p273cu00300.inbound.protection.outlook.com
A2a01:111:f403:cc30::1πŸ‡¦πŸ‡ͺ Microsoft2a01:111:f000::/36
PTRmail-dx3p273cu00101.inbound.protection.outlook.com
A2a01:111:f403:cc30::3πŸ‡¦πŸ‡ͺ Microsoft2a01:111:f000::/36
PTRmail-dx2p273cu00203.inbound.protection.outlook.com
A52.101.147.1πŸ‡¦πŸ‡ͺ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-au1p273cu00101.inbound.protection.outlook.com
A52.101.148.1πŸ‡¦πŸ‡ͺ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dx1p273cu00301.inbound.protection.outlook.com
A52.101.148.3πŸ‡¦πŸ‡ͺ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dx3p273cu00103.inbound.protection.outlook.com
A52.101.148.13πŸ‡¦πŸ‡ͺ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dx2p273cu00205.inbound.protection.outlook.com
TXTgoogle-site-verification=ZTnamYZ5V3P_sjbHSd0DdfxtAZmYgWcgtXS3CxC7EsI
TXTv=spf1 include:spf.protection.outlook.com -all
TXTv=verifydomain MS=7150585
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.3.68, 172.67.153.121
IPv6 hints2606:4700:3035::ac43:9979, 2606:4700:3036::6815:344
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=80, name=cloudflare-ech.com
SOAcrystal.ns.cloudflare.comdns@cloudflare.com serial=2400953512

ai

DNSSECπŸ”’ Signed (DS record present)
NSv0n0.nic.ai ⭐
NSv0n1.nic.ai
NSv0n2.nic.ai
NSv0n3.nic.ai
NSv2n0.nic.ai
NSv2n1.nic.ai
SOAv0n0.nic.aihostmaster@donuts.email serial=1778359235
πŸ”’ HSTS Preload (+subdomains)

Same first word

Similar names

DNS History

11 records (7 active, 4 former)

NScrystal.ns.cloudflare.commario.ns.cloudflare.comMXcentigen-ai.mail.protection.outlook.comA104.21.3.68172.67.153.1212606:4700:3035::ac43:99792606:4700:3036::6815:344188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NScrystal.ns.cloudflare.com2026-04-09 β†’ 2026-05-09 Β· 2 obs
● 2026-04-09 23:24:44
● 2026-05-09 21:02:26
●NSmario.ns.cloudflare.com2026-04-09 β†’ 2026-05-09 Β· 2 obs
● 2026-04-09 23:24:44
● 2026-05-09 21:02:26
●MXcentigen-ai.mail.protection.outlook.com2026-04-09 β†’ 2026-05-09 Β· 2 obs
● 2026-04-09 23:24:44
● 2026-05-09 21:02:26
●A104.21.3.682026-04-09 β†’ 2026-05-09 Β· 5 obs
● 2026-04-09 23:24:44
● 2026-04-15 15:07:14
β—‹ 2026-04-24 19:45:32
● 2026-04-25 01:13:52
● 2026-05-09 21:02:26
●A172.67.153.1212026-04-09 β†’ 2026-05-09 Β· 5 obs
● 2026-04-09 23:24:44
● 2026-04-15 15:07:14
β—‹ 2026-04-24 19:45:32
● 2026-04-25 01:13:52
● 2026-05-09 21:02:26
β—‹A188.114.96.02026-04-24 β†’ 2026-04-24 Β· 4 obs
β—‹ 2026-04-15 15:07:14
● 2026-04-24 19:45:32
β—‹ 2026-04-25 01:13:52
β—‹ 2026-05-09 21:02:26
β—‹A188.114.97.02026-04-24 β†’ 2026-04-24 Β· 4 obs
β—‹ 2026-04-15 15:07:14
● 2026-04-24 19:45:32
β—‹ 2026-04-25 01:13:52
β—‹ 2026-05-09 21:02:26
●A2606:4700:3035::ac43:99792026-04-09 β†’ 2026-05-09 Β· 5 obs
● 2026-04-09 23:24:44
● 2026-04-15 15:07:14
β—‹ 2026-04-24 19:45:32
● 2026-04-25 01:13:52
● 2026-05-09 21:02:26
●A2606:4700:3036::6815:3442026-04-09 β†’ 2026-05-09 Β· 5 obs
● 2026-04-09 23:24:44
● 2026-04-15 15:07:14
β—‹ 2026-04-24 19:45:32
● 2026-04-25 01:13:52
● 2026-05-09 21:02:26
β—‹A2a06:98c1:3120::2026-04-24 β†’ 2026-04-24 Β· 4 obs
β—‹ 2026-04-15 15:07:14
● 2026-04-24 19:45:32
β—‹ 2026-04-25 01:13:52
β—‹ 2026-05-09 21:02:26
β—‹A2a06:98c1:3121::2026-04-24 β†’ 2026-04-24 Β· 4 obs
β—‹ 2026-04-15 15:07:14
● 2026-04-24 19:45:32
β—‹ 2026-04-25 01:13:52
β—‹ 2026-05-09 21:02:26

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
aiv0n0.nic.ai, v0n1.nic.ai, v0n2.nic.ai, v0n3.nic.ai...-
centigen.aicrystal.ns.cloudflare.com, mario.ns.cloudflare.com-

βœ… Authoritative Response

Server:172.64.33.203

NS records: crystal.ns.cloudflare.com, mario.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for centigen.ai (unsigned zone)

⏱️ Timing

Total: 456ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.153.121, 104.21.3.68
AAAA22606:4700:3035::ac43:9979, 2606:4700:3036::6815:344
NS2crystal.ns.cloudflare.com, mario.ns.cloudflare.com
MX1centigen-ai.mail.protection.outlook.com
TXT3google-site-verification=ZTnamYZ5V3P_sjb, v=spf1 include:spf.protection.outlook.co...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1crystal.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

centigen.ai points to four IP numbers: 2606:4700:3035::ac43:9979, 2606:4700:3036::6815:344, 104.21.3.68 and 172.67.153.121.

Other host names, for instance sv1.siamsocial.com, avantis.life, wallnode.cc, bouillon.nl and xinhongfo.com share IP numbers with centigen.ai.

Name Servers

centigen.ai's delegation is to two name servers crystal.ns.cloudflare.com and mario.ns.cloudflare.com.

centigen.ai shares the same name server configuration as other domains, such as babybazar.sk, alphamedicalsolutions.com.au, allaboutuarts.ca, supportman.io and pobieraj.net.

centigen.ai at least partially shares its name servers with other domains, for instance poky.ro, cdmarathon.com, suprotec-perm.ru, samplesnap.com and foodqo.com.

These name servers are commonly used with thaddeus.ns.cloudflare.com, apollo.ns.cloudflare.com and elaine.ns.cloudflare.com.

Host names with six IP numbers:

crystal.ns.cloudflare.com points to: 2606:4700:50::a29f:26ca, 2803:f800:50::6ca2:c2ca, 2a06:98c1:50::ac40:22ca, 108.162.194.202, 162.159.38.202 and 172.64.34.202.

mario.ns.cloudflare.com points to: 2606:4700:58::adf5:3bcb, 2803:f800:50::6ca2:c1cb, 2a06:98c1:50::ac40:21cb, 108.162.193.203, 172.64.33.203 and 173.245.59.203.

Mail Servers

centigen.ai is served by a single mail server, centigen-ai.mail.protection.outlook.com.

The host name centigen-ai.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:cc2f::, 2a01:111:f403:cc30::, 2a01:111:f403:cc30::1, 2a01:111:f403:cc30::3, 52.101.147.1, 52.101.148.1, 52.101.148.3 and 52.101.148.13.