gcfbi.org - robtex.com
gcfbi.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:2986🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::ac43:a504🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.41.134Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.165.4🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | katelyn.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26eb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | katelyn.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2eb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | katelyn.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22eb🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | katelyn.ns.cloudflare.com | ||||||
| A | 108.162.194.235🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | katelyn.ns.cloudflare.com | ||||||
| A | 162.159.38.235Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | katelyn.ns.cloudflare.com | ||||||
| A | 172.64.34.235🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | katelyn.ns.cloudflare.com | ||||||
| NS | osmar.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c7c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | osmar.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c37c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | osmar.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:237c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | osmar.ns.cloudflare.com | ||||||
| A | 108.162.195.124🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | osmar.ns.cloudflare.com | ||||||
| A | 162.159.44.124Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | osmar.ns.cloudflare.com | ||||||
| A | 172.64.35.124🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | osmar.ns.cloudflare.com | ||||||
| MX | ghs.google.com ⭐ | ||||||
| A | 2607:f8b0:4023:c06::79🇺🇸 Google2607:f8b0::/32 | ||||||
| PTR | dz-in-f121.1e100.net | ||||||
| A | 142.250.101.121🇺🇸 Google142.250.101.0/24 | ||||||
| PTR | dz-in-f121.1e100.net | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.41.134, 172.67.165.4 | ||||||
| IPv6 hints | 2606:4700:3030::6815:2986, 2606:4700:3032::ac43:a504 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=223, name=cloudflare-ech.com | ||||||
| SOA | katelyn.ns.cloudflare.comdns@cloudflare.com serial=2399284808 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1776273532 | ||||||
Same first word
gcfbi.org |
Similar names
gbfic.org |
gbcif.com |
icbfg.com |
bigcf.com |
gbfic.com |
ibgcf.org |
gbifc.com |
fcibg.com |
fcbgi.com |
bfcgi.info |
fbcgi.com |
ibfgc.org |
gbfci.com |
bcgfi.be |
gifbc.com |
fbcgi.biz |
fgbci.com |
bigfc.com |
bgfci.com |
figbc.fi |
ifcbg.com |
bfcgi.org |
DNS History
7 records (7 active, 0 former)
●NSkatelyn.ns.cloudflare.com2026-03-23 → 2026-04-15 · 2 obs
● 2026-04-15 17:49:36
●NSosmar.ns.cloudflare.com2026-03-23 → 2026-04-15 · 2 obs
● 2026-04-15 17:49:36
●MXghs.google.com2026-03-23 → 2026-04-15 · 2 obs
● 2026-04-15 17:49:36
●A104.21.41.1342026-03-23 → 2026-04-15 · 2 obs
● 2026-04-15 17:49:36
●A172.67.165.42026-03-23 → 2026-04-15 · 2 obs
● 2026-04-15 17:49:36
●A2606:4700:3030::6815:29862026-03-23 → 2026-04-15 · 2 obs
● 2026-04-15 17:49:36
●A2606:4700:3032::ac43:a5042026-03-23 → 2026-04-15 · 2 obs
● 2026-04-15 17:49:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| gcfbi.org | osmar.ns.cloudflare.com, katelyn.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.38.235
NS records: osmar.ns.cloudflare.com, katelyn.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gcfbi.org (unsigned zone)
⏱️ Timing
Total: 647ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.165.4, 104.21.41.134 |
| AAAA | 2 | 2606:4700:3030::6815:2986, 2606:4700:3032::ac43:a504 |
| NS | 2 | katelyn.ns.cloudflare.com, osmar.ns.cloudflare.com |
| MX | 1 | ghs.google.com (pri: 1200) |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | katelyn.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
gcfbi.org resolves to four IPs: 2606:4700:3030::6815:2986, 2606:4700:3032::ac43:a504, 104.21.41.134 and 172.67.165.4.
Other host names, for instance (0x787878)zzle.com, www.ninegates.com.cn, cdn.imageeditor.online, dynamicos.co.uk and medayo.com share IP numbers with gcfbi.org.
Name Servers
gcfbi.org has two name servers: katelyn.ns.cloudflare.com and osmar.ns.cloudflare.com.
gcfbi.org shares the same name server setup as other domains, for example rhapsodyinrust.site, basarnaslampung.com, chaerun.com, tcubetathetapi.com and msgpromotions.com.
gcfbi.org shares some name servers with other domains, for example underpinned.com, ich-bin-alles.de, samsunltd.com, 1wxdyr.life and 1waikz.life.
These name servers are commonly used alongside leia.ns.cloudflare.com, addyson.ns.cloudflare.com, valentin.ns.cloudflare.com and ignat.ns.cloudflare.com.
Host names with six IP numbers: katelyn.ns.cloudflare.com points to: 2606:4700:50::a29f:26eb, 2803:f800:50::6ca2:c2eb, 2a06:98c1:50::ac40:22eb, 108.162.194.235, 162.159.38.235 and 172.64.34.235; osmar.ns.cloudflare.com points to: 2606:4700:58::a29f:2c7c, 2803:f800:50::6ca2:c37c, 2a06:98c1:50::ac40:237c, 108.162.195.124, 162.159.44.124 and 172.64.35.124.
Mail Servers
gcfbi.org is handled by a single mail server, ghs.google.com.
gcfbi.org shares the mail server setup with other domains, for example 63westshore.com, letterstoa.com, fatherbrowngame.com, dlhjaksel.org and cornellacac.com.
ghs.google.com resolves to two IPs: 2607:f8b0:4023:c06::79 and 142.250.101.121.