f3b2.com - robtex.com

f3b2.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:8834🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:40c9🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.64.201Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.136.52🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSsima.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3ade🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
A2803:f800:50::6ca2:c0de🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsima.ns.cloudflare.com
A2a06:98c1:50::ac40:20de🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsima.ns.cloudflare.com
A108.162.192.222🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
A172.64.32.222🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
A173.245.58.222🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsima.ns.cloudflare.com
NSsterling.ns.cloudflare.com
A2606:4700:58::a29f:2c8f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsterling.ns.cloudflare.com
A2803:f800:50::6ca2:c38f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsterling.ns.cloudflare.com
A2a06:98c1:50::ac40:238f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsterling.ns.cloudflare.com
A108.162.195.143🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsterling.ns.cloudflare.com
A162.159.44.143Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsterling.ns.cloudflare.com
A172.64.35.143🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsterling.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.64.201, 172.67.136.52
IPv62606:4700:3031::ac43:8834, 2606:4700:3034::6815:40c9
SOAsima.ns.cloudflare.comdns@cloudflare.com serial=2398157432

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Same first word

f3b2.com

Similar names

fb23.com
f2b3.com
fb23.cn
b3f2.cn
bf32.pro
fb32.com

DNS History

8 records (6 active, 2 former)

201820192020202120222023202420252026NSsima.ns.cloudflare.comsterling.ns.cloudflare.comns1.dns.comA104.21.64.201172.67.136.522606:4700:3031::ac43:88342606:4700:3034::6815:40c923.89.7.78
○NSns1.dns.com2017-08-12 → 2017-08-12 · 3 obs
● 2017-08-12 23:04:22
○ 2026-02-14 16:42:50
○ 2026-03-23 19:21:38
●NSsima.ns.cloudflare.com2026-02-14 → 2026-03-23 · 3 obs
○ 2017-08-12 23:04:22
● 2026-02-14 16:42:50
● 2026-03-23 19:21:38
●NSsterling.ns.cloudflare.com2026-02-14 → 2026-03-23 · 3 obs
○ 2017-08-12 23:04:22
● 2026-02-14 16:42:50
● 2026-03-23 19:21:38
●A104.21.64.2012026-02-14 → 2026-03-23 · 3 obs
○ 2017-08-12 23:04:22
● 2026-02-14 16:42:50
● 2026-03-23 19:21:38
●A172.67.136.522026-02-14 → 2026-03-23 · 3 obs
○ 2017-08-12 23:04:22
● 2026-02-14 16:42:50
● 2026-03-23 19:21:38
○A23.89.7.782017-08-12 → 2017-08-12 · 3 obs
● 2017-08-12 23:04:22
○ 2026-02-14 16:42:50
○ 2026-03-23 19:21:38
●A2606:4700:3031::ac43:88342026-02-14 → 2026-03-23 · 3 obs
○ 2017-08-12 23:04:22
● 2026-02-14 16:42:50
● 2026-03-23 19:21:38
●A2606:4700:3034::6815:40c92026-02-14 → 2026-03-23 · 3 obs
○ 2017-08-12 23:04:22
● 2026-02-14 16:42:50
● 2026-03-23 19:21:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
f3b2.comsima.ns.cloudflare.com, sterling.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.143

NS records: sima.ns.cloudflare.com, sterling.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f3b2.com (unsigned zone)

⏱️ Timing

Total: 109ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.64.201, 172.67.136.52
AAAA22606:4700:3031::ac43:8834, 2606:4700:3034::6815:40c9
NS2sima.ns.cloudflare.com, sterling.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1sima.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (sima.ns.cloudflare.com, sima.ns.cloudflare.com, sima.ns.cloudflare.com...)

Analysis

IP Addresses

f3b2.com resolves to four IP numbers: 2606:4700:3031::ac43:8834, 2606:4700:3034::6815:40c9, 104.21.64.201 and 172.67.136.52.

other host names for instance www.arabiahotjobs.com, www.tmb66.net, www.idata.vn, webleedmetal.com and megaparibet.com share IP numbers with f3b2.com.

Name Servers

f3b2.com is delegated to two name servers: sima.ns.cloudflare.com and sterling.ns.cloudflare.com.

f3b2.com shares the same name server setup as other domains, for example 3689a8.com, 84e375.com, 7f92.com, 76d8.com and ecf475.com.

f3b2.com at least partially shares name servers with other domains, for instance tab6.com, yeda-cable.com, yidongshidai.com, islacel.com and flashyred.com.

These name servers are often used with candy.ns.cloudflare.com and kyrie.ns.cloudflare.com.

Host names with six IP numbers:

sima.ns.cloudflare.com points to: 2606:4700:50::adf5:3ade, 2803:f800:50::6ca2:c0de, 2a06:98c1:50::ac40:20de, 108.162.192.222, 172.64.32.222 and 173.245.58.222; sterling.ns.cloudflare.com points to: 2606:4700:58::a29f:2c8f, 2803:f800:50::6ca2:c38f, 2a06:98c1:50::ac40:238f, 108.162.195.143, 162.159.44.143 and 172.64.35.143.