`f2b.dev`

DNSSEC	⚠️ Not signed
NS	`dee.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a5d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c05d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dee.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:205d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dee.ns.cloudflare.com`
		A	108.162.192.93^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
		A	172.64.32.93^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
		A	173.245.58.93^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
NS	`elias.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c1d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elias.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c31d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elias.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:231d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elias.ns.cloudflare.com`
		A	108.162.195.29^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elias.ns.cloudflare.com`
		A	162.159.44.29^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elias.ns.cloudflare.com`
		A	172.64.35.29^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elias.ns.cloudflare.com`
MX	`mx1.spaceweb.ru` ⭐
		A	2a02:408:7722:1:77:222:41:16^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:20^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:21^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:22^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:23^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:27^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:54^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:99^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
		A	2a02:408:7722:1:77:222:41:161^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.16^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.20^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.21^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.22^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.23^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.27^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.54^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.99^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.161^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
MX	`mx2.spaceweb.ru`⁽²⁰⁾
		A	2a02:408:7722:1:77:222:41:89^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:95^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:96^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:148^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:157^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:158^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.89^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.95^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.96^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.148^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.157^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.158^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
TXT	`v=spf1 include:_spf.spaceweb.ru ~all`
SOA	`dee.ns.cloudflare.com`dns@cloudflare.com serial=2410569387

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

f2b.de

f2b.com

f2b.at

f2b.biz

f2b.net

f2b.fr

f2b.co

f2b.dev

f2b.co.uk

f2b.in

f2b.xyz

f2b.me

f2b.cc

f2b.com.br

f2b.it

f2b.ru

f2b.cz

Similar names

2bf.nl

2fb.be

b2f.com

2bf.com

2fb.eu

bf2.de

b2f.in

fb2.ws

fb2.mobi

2bf.pro

b2f.app

fb2.org

b2f.au

fb2.com.br

fb2.com

2bf.cn

b2f.pt

b2f.it

b2f.co

bf2.world

b2f.org

bf2.se

fb2.online

2bf.org

fb2.pages.dev

bf2.fr

fb2.top

bf2.hu

fb2.co

2fb.top

fb2.de

fb2.space

b2f.org.ua

b2f.com.br

b2f.online

2bf.co

bf2.lt

fb2.hu

bf2.com

b2f.net

2bf.ru

2fb.de

fb2.jp

bf2.com.br

fb2.ru

b2f.eu

2fb.net

2bf.net

b2f.us

2fb.com.au

b2f.nl

b2f.eng.br

b2f.co.in

2bf.dk

bf2.cn

b2f.fr

fb2.cc

bf2.in

fb2.eu

fb2.me

bf2.ws

2fb.com

b2f.ru

bf2.com.cn

b2f.com.au

bf2.mobi

bf2.us

b2f.ai

2fb.ir

bf2.net

fb2.net

b2f.alsace

DNS History

4 records (4 active, 0 former)

●NSdee.ns.cloudflare.com2026-08-13 → 2026-08-13 · 2 obs

● 2026-08-13 02:05:22
● 2026-08-13 16:19:16

●NSelias.ns.cloudflare.com2026-08-13 → 2026-08-13 · 2 obs

● 2026-08-13 02:05:22
● 2026-08-13 16:19:16

●MXmx1.spaceweb.ru2026-08-13 → 2026-08-13 · 2 obs

● 2026-08-13 02:05:22
● 2026-08-13 16:19:16

●MXmx2.spaceweb.ru2026-08-13 → 2026-08-13 · 2 obs

● 2026-08-13 02:05:22
● 2026-08-13 16:19:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
f2b.dev	elias.ns.cloudflare.com, dee.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.93

NS records: elias.ns.cloudflare.com, dee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f2b.dev (unsigned zone)

⏱️ Timing

Total: 537ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dee.ns.cloudflare.com, elias.ns.cloudflare.com`
MX	2	`mx1.spaceweb.ru (pri: 10), mx2.spaceweb.ru (pri: 20)`
TXT	1	`v=spf1 include:_spf.spaceweb.ru ~all`
SOA	1	`dee.ns.cloudflare.com dns.cloudflare.com`

Analysis

Name Servers

DNS delegation for f2b.dev points to two name servers: dee.ns.cloudflare.com and elias.ns.cloudflare.com.

f2b.dev shares its NS records with other domains, for example gomvpn.com, dorsia.com, hisft.com and two others.

f2b.dev shares at least some of its name servers with other domains, including casinoaffidabilinonaams.ink, raidrive.com, knu.edu.eu and two others.

These name servers are frequently paired with the name servers buck.ns.cloudflare.com and zainab.ns.cloudflare.com.

DNS names with 6 IP addresses:

dee.ns.cloudflare.com has IP addresses 108.162.192.93, 172.64.32.93 and 173.245.58.93, plus 3 other.

elias.ns.cloudflare.com has IP addresses 108.162.195.29, 162.159.44.29 and 172.64.35.29, plus 3 other.

Mail Servers

f2b.dev is served by two mail servers, mx1.spaceweb.ru and mx2.spaceweb.ru.

Among the domains sharing a mail server setup with f2b.dev are almagrid.net, spec-engineering.ru, belebey.ru and two others.

f2b.dev shares at least some of its mail servers with other domains, such as ag33.ru.

DNS names with 18 IP addresses:

mx1.spaceweb.ru has IP addresses 77.222.41.16, 77.222.41.20 and 77.222.41.21, plus 15 other.

DNS names with 12 IP addresses:

mx2.spaceweb.ru has IP addresses 77.222.41.89, 77.222.41.95 and 77.222.41.96, plus 9 other.

f2b.dev - robtex.com

f2b.dev

dev

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Name Servers

Mail Servers

`f2b.dev`

`dev`