`3bf.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:2179^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:908e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.33.121^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.142^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`art.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b66^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c166^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`art.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2166^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`art.ns.cloudflare.com`
		A	108.162.193.102^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	172.64.33.102^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	173.245.59.102^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
NS	`gene.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a9e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gene.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gene.ns.cloudflare.com`
		A	108.162.192.158^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	172.64.32.158^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	173.245.58.158^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
MX	`mx1.emailsrvr.com` ⭐
		A	108.166.43.1^{🇺🇸 RACKSPACE-ORD108.166.0.0/18 Rackspace}
			PTR	`mx1.emailsrvr.com`
MX	`mx2.emailsrvr.com`⁽²⁰⁾
		A	108.166.43.2^{🇺🇸 RACKSPACE-ORD108.166.0.0/18 Rackspace}
			PTR	`mx2.emailsrvr.com`
		A	146.20.161.2^{🇺🇸 RACKSPACE-IAD146.20.0.0/16 Rackspace US Inc}
			PTR	`mx2.emailsrvr.com`
		A	173.203.187.2^{🇺🇸 RACKSPACE-IAD173.203.128.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229}
			PTR	`mx2.emailsrvr.com`
		A	184.106.54.2^{🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD}
			PTR	`mx2.emailsrvr.com`
TXT	`v=spf1 include:emailsrvr.com include:mailgun.org ip4:184.170.255.194 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.33.121, 172.67.144.142
		IPv6 hints	2606:4700:3034::6815:2179, 2606:4700:3037::ac43:908e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=23, name=cloudflare-ech.com
SOA	`art.ns.cloudflare.com`dns@cloudflare.com serial=2408627276

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1785827278

Same first word

3bf.dk

3bf.com.cn

3bf.de

3bf.se

3bf.cc

3bf.com

3bf.in

3bf.ca

3bf.mobi

3bf.us

3bf.cn

3bf.net

3bf.org

3bf.com.br

Similar names

f3b.cz

fb3.de

bf3.nl

b3f.de

fb3.net

bf3.mobi

bf3.biz

3fb.cc

bf3.pl

bf3.co

bf3.eu

b3f.kr

f3b.pl

3fb.ru

3fb.com

b3f.jp

f3b.it

fb3.nl

bf3.org

f3b.no

bf3.berlin

f3b.jp

bf3.nrw

bf3.ru

f3b.fr

fb3.top

bf3.app

bf3.top

fb3.biz

f3b.net

b3f.fr

fb3.eu

bf3.cc

f3b.de

bf3.de

b3f.com

f3b.cc

3fb.eu

bf3.cn

bf3.com.ua

3fb.com.cn

3fb.org

3fb.net

fb3.com

b3f.casino

bf3.com

f3b.dk

f3b.org

f3b.com

fb3.ru

f3b.nl

fb3.ir

f3b.be

fb3.us

DNS History

21 records (8 active, 13 former)

●NSart.ns.cloudflare.com2021-02-01 → 2026-08-04 · 3 obs

○ 2017-09-16 04:32:02
● 2021-02-01 01:16:22
● 2026-08-04 07:45:26

●NSgene.ns.cloudflare.com2021-02-01 → 2026-08-04 · 3 obs

○ 2017-09-16 04:32:02
● 2021-02-01 01:16:22
● 2026-08-04 07:45:26

○NSns67.trustednameservers.com2015-06-06 → 2017-09-16 · 4 obs

● 2015-06-06 22:50:58
● 2017-09-16 04:32:02
○ 2021-02-01 01:16:22
○ 2026-08-04 07:45:26

○NSns77.trustednameservers.com2015-06-06 → 2017-09-16 · 4 obs

● 2015-06-06 22:50:58
● 2017-09-16 04:32:02
○ 2021-02-01 01:16:22
○ 2026-08-04 07:45:26

○NSns87.trustednameservers.com2015-06-06 → 2017-09-16 · 4 obs

● 2015-06-06 22:50:58
● 2017-09-16 04:32:02
○ 2021-02-01 01:16:22
○ 2026-08-04 07:45:26

○NSns97.trustednameservers.com2015-06-06 → 2017-09-16 · 4 obs

● 2015-06-06 22:50:58
● 2017-09-16 04:32:02
○ 2021-02-01 01:16:22
○ 2026-08-04 07:45:26

●MXmx1.emailsrvr.com2015-06-06 → 2026-08-04 · 2 obs

● 2015-06-06 22:50:58
● 2026-08-04 07:45:26

●MXmx2.emailsrvr.com2015-06-06 → 2026-08-04 · 2 obs

● 2015-06-06 22:50:58
● 2026-08-04 07:45:26

●A104.21.33.1212021-02-01 → 2026-08-04 · 7 obs

○ 2017-09-16 04:32:02
● 2021-02-01 01:16:22
○ 2026-06-09 11:35:06
● 2026-06-16 15:41:16
○ 2026-06-21 03:00:40
● 2026-08-03 08:11:40
● 2026-08-04 07:45:26

●A172.67.144.1422021-02-01 → 2026-08-04 · 7 obs

○ 2017-09-16 04:32:02
● 2021-02-01 01:16:22
○ 2026-06-09 11:35:06
● 2026-06-16 15:41:16
○ 2026-06-21 03:00:40
● 2026-08-03 08:11:40
● 2026-08-04 07:45:26

○A184.170.255.1942017-09-16 → 2017-09-16 · 4 obs

○ 2016-05-24 20:44:40
● 2017-09-16 04:32:02
○ 2021-02-01 01:16:22
○ 2026-08-04 07:45:26

○A184.170.255.1952015-10-28 → 2016-05-24 · 5 obs

○ 2015-06-06 22:50:58
● 2015-10-28 04:51:54
● 2016-05-24 20:44:40
○ 2017-09-16 04:32:02
○ 2026-08-04 07:45:26

○A188.114.96.02026-06-09 → 2026-06-21 · 6 obs

○ 2021-02-01 01:16:22
● 2026-06-09 11:35:06
○ 2026-06-16 15:41:16
● 2026-06-21 03:00:40
○ 2026-08-03 08:11:40
○ 2026-08-04 07:45:26

○A188.114.97.02026-06-09 → 2026-06-21 · 6 obs

○ 2021-02-01 01:16:22
● 2026-06-09 11:35:06
○ 2026-06-16 15:41:16
● 2026-06-21 03:00:40
○ 2026-08-03 08:11:40
○ 2026-08-04 07:45:26

○A199.188.247.402015-06-06 → 2015-06-06 · 3 obs

● 2015-06-06 22:50:58
○ 2015-10-28 04:51:54
○ 2026-08-04 07:45:26

○A2606:4700:3033::6815:21792021-02-01 → 2026-06-16 · 6 obs

○ 2017-09-16 04:32:02
● 2021-02-01 01:16:22
○ 2026-06-09 11:35:06
● 2026-06-16 15:41:16
○ 2026-06-21 03:00:40
○ 2026-08-04 07:45:26

○A2606:4700:3033::ac43:908e2021-02-01 → 2026-06-16 · 6 obs

○ 2017-09-16 04:32:02
● 2021-02-01 01:16:22
○ 2026-06-09 11:35:06
● 2026-06-16 15:41:16
○ 2026-06-21 03:00:40
○ 2026-08-04 07:45:26

●A2606:4700:3034::6815:21792026-08-03 → 2026-08-04 · 3 obs

○ 2026-06-21 03:00:40
● 2026-08-03 08:11:40
● 2026-08-04 07:45:26

●A2606:4700:3037::ac43:908e2026-08-03 → 2026-08-04 · 3 obs

○ 2026-06-21 03:00:40
● 2026-08-03 08:11:40
● 2026-08-04 07:45:26

○A2a06:98c1:3120::2026-06-09 → 2026-06-21 · 6 obs

○ 2021-02-01 01:16:22
● 2026-06-09 11:35:06
○ 2026-06-16 15:41:16
● 2026-06-21 03:00:40
○ 2026-08-03 08:11:40
○ 2026-08-04 07:45:26

○A2a06:98c1:3121::2026-06-09 → 2026-06-21 · 6 obs

○ 2021-02-01 01:16:22
● 2026-06-09 11:35:06
○ 2026-06-16 15:41:16
● 2026-06-21 03:00:40
○ 2026-08-03 08:11:40
○ 2026-08-04 07:45:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...	-
3bf.us	art.ns.cloudflare.com, gene.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.102

NS records: art.ns.cloudflare.com, gene.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3bf.us (unsigned zone)

⏱️ Timing

Total: 686ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.144.142, 104.21.33.121`
AAAA	2	`2606:4700:3034::6815:2179, 2606:4700:3037::ac43:908e`
NS	2	`art.ns.cloudflare.com, gene.ns.cloudflare.com`
MX	2	`mx1.emailsrvr.com (pri: 10), mx2.emailsrvr.com (pri: 20)`
TXT	1	`v=spf1 include:emailsrvr.com include:mai`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`art.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

3bf.us has four IP addresses: 104.21.33.121, 172.67.144.142, 2606:4700:3034::6815:2179 and 2606:4700:3037::ac43:908e.

Two other host names, along with allentownrecycles.org, escapelifeinthepages.com and online-casinocanada.com, also share IP numbers with 3bf.us.

Name Servers

3bf.us uses two name servers for its delegation: art.ns.cloudflare.com and gene.ns.cloudflare.com.

3bf.us shares its NS records with other domains, for example ballybet.com, verajohn.dk, virgingames.co.uk and two others.

3bf.us shares at least some of its name servers with other domains, including git-security-audit.xyz, siifr.network, alarmbiller.org and two others.

These name servers are frequently seen alongside the name servers renan.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname art.ns.cloudflare.com directs to 108.162.193.102, 172.64.33.102 and 173.245.59.102 along with 3 other IP addresses.

Hostname gene.ns.cloudflare.com directs to 108.162.192.158, 172.64.32.158 and 173.245.58.158 along with 3 other IP addresses.

Mail Servers

3bf.us is served by two mail servers, mx1.emailsrvr.com and mx2.emailsrvr.com.

Among the domains sharing a mail server setup with 3bf.us are ngtg.net, mart.co, survivalistdaily.com and two others.

There is at least a partial MX overlap between 3bf.us and other domains, including meshayco.com, fobogro.com, 206-126-74-4.pogozone.net and two others.

Host names that resolve to four IP numbers:

mx2.emailsrvr.com points to 108.166.43.2, 146.20.161.2, 173.203.187.2 and 184.106.54.2.

Host names that point to one IP address:

mx1.emailsrvr.com has the IP address 108.166.43.1.

3bf.us - robtex.com

3bf.us

us

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`3bf.us`

`us`