`c2b.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:b26f^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:4b9d^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.75.157^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.178.111^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`may.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c087^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`may.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2087^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`may.ns.cloudflare.com`
		A	108.162.192.135^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	172.64.32.135^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	173.245.58.135^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
NS	`wilson.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wilson.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c36e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`wilson.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:236e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`wilson.ns.cloudflare.com`
		A	108.162.195.110^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wilson.ns.cloudflare.com`
		A	162.159.44.110^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wilson.ns.cloudflare.com`
		A	172.64.35.110^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wilson.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁶¹⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁶⁸⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.75.157, 172.67.178.111
		IPv6 hints	2606:4700:3032::ac43:b26f, 2606:4700:3033::6815:4b9d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=232, name=cloudflare-ech.com
SOA	`may.ns.cloudflare.com`dns@cloudflare.com serial=2408951030

`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

c2b.asia

c2b.nu

c2b.com.tw

c2b.jp

c2b.cool

c2b.world

c2b.dev

c2b.co

c2b.com.au

c2b.it

c2b.cc

c2b.co.uk

c2b.de

c2b.ee

c2b.or.kr

c2b.dk

c2b.in

c2b.ca

c2b.eu

c2b.ch

c2b.pt

c2b.me

c2b.us

Similar names

cb2.it

b2c.nyc

cb2.cl

cb2.com.ar

bc2.zone

cb2.com.br

b2c.kr

cb2.ai

2cb.dk

b2c.by

cb2.ie

b2c.be

cb2.us

b2c.ca

b2c.ha.cn

cb2.biz

cb2.mobi

cb2.fr

b2c.srv.br

b2c.kz

2cb.de

b2c.ltd

2cb.li

b2c.mobi

2cb.ai

2bc.us

b2c.de

2bc.info

2bc.tv

b2c.com.vn

b2c.com.co

cb2.com.kw

b2c.world

b2c.dev

b2c.gr

2bc.de

2bc.fr

cb2.info

bc2.it

bc2.de

cb2.ae

b2c.delivery

b2c.com.ua

b2c.ma

2bc.ca

cb2.co

cb2.uk

b2c.org

b2c.lv

cb2.org

2cb.fr

bc2.ca

cb2.store

cb2.com.pe

cb2.tw

cb2.name

b2c.cz

cb2.bh

2bc.org

b2c.com.pk

2bc.tw

b2c.co.jp

b2c.io

cb2.pe

2cb.ch

b2c.co.il

cb2.ninja

cb2.com.tw

bc2.ru

cb2.com.bh

cb2.ru

cb2.cr

2bc.in

2bc.jp

b2c.dp.ua

cb2.hn

bc2.in

b2c.biz

bc2.net

bc2.dk

bc2.com.br

cb2.online

2bc.be

cb2.net

b2c.cn

cb2.tv

bc2.cc

cb2.de

b2c.nl

cb2.com

cb2.news

b2c.bz

b2c.com.tr

DNS History

20 records (9 active, 11 former)

●NSmay.ns.cloudflare.com2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 05:02:00
● 2026-07-22 18:38:28

●NSwilson.ns.cloudflare.com2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 05:02:00
● 2026-07-22 18:38:28

●MXroute1.mx.cloudflare.net2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 05:02:00
● 2026-07-22 18:38:28

●MXroute2.mx.cloudflare.net2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 05:02:00
● 2026-07-22 18:38:28

●MXroute3.mx.cloudflare.net2026-02-15 → 2026-07-22 · 2 obs

● 2026-02-15 05:02:00
● 2026-07-22 18:38:28

●A104.21.75.1572026-03-21 → 2026-07-22 · 13 obs

○ 2026-02-15 05:02:00
○ 2026-03-05 23:07:40
● 2026-03-21 21:40:58
● 2026-03-23 21:07:42
○ 2026-03-28 14:57:04
● 2026-04-03 11:23:52
● 2026-04-09 14:24:44
○ 2026-04-12 13:04:14
● 2026-04-13 10:47:06
● 2026-04-24 14:28:56
○ 2026-04-28 03:14:40
● 2026-06-02 22:37:30
● 2026-07-22 18:38:28

●A172.67.178.1112026-03-21 → 2026-07-22 · 13 obs

○A188.114.96.02026-03-05 → 2026-04-28 · 13 obs

○ 2026-02-15 05:02:00
● 2026-03-05 23:07:40
○ 2026-03-21 21:40:58
○ 2026-03-23 21:07:42
● 2026-03-28 14:57:04
○ 2026-04-03 11:23:52
○ 2026-04-09 14:24:44
● 2026-04-12 13:04:14
○ 2026-04-13 10:47:06
○ 2026-04-24 14:28:56
● 2026-04-28 03:14:40
○ 2026-06-02 22:37:30
○ 2026-07-22 18:38:28

○A188.114.96.42026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 05:02:00
○ 2026-03-05 23:07:40
○ 2026-07-22 18:38:28

○A188.114.97.02026-03-05 → 2026-04-28 · 13 obs

○A188.114.97.42026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 05:02:00
○ 2026-03-05 23:07:40
○ 2026-07-22 18:38:28

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-05 23:07:40
● 2026-03-21 21:40:58
○ 2026-03-23 21:07:42
○ 2026-07-22 18:38:28

○A2606:4700:3030::6815:4b9d2026-03-23 → 2026-06-13 · 10 obs

○ 2026-02-15 05:02:00
○ 2026-03-21 21:40:58
● 2026-03-23 21:07:42
○ 2026-03-28 14:57:04
● 2026-04-03 11:23:52
● 2026-04-24 14:28:56
○ 2026-04-28 03:14:40
● 2026-06-02 22:37:30
● 2026-06-13 22:54:10
○ 2026-07-22 18:38:28

●A2606:4700:3032::ac43:b26f2026-07-22 → 2026-07-22 · 2 obs

○ 2026-06-13 22:54:10
● 2026-07-22 18:38:28

●A2606:4700:3033::6815:4b9d2026-07-22 → 2026-07-22 · 2 obs

○ 2026-06-13 22:54:10
● 2026-07-22 18:38:28

○A2606:4700:3033::ac43:b26f2026-03-23 → 2026-06-13 · 10 obs

○A2a06:98c1:3120::2026-03-05 → 2026-04-28 · 10 obs

○ 2026-02-15 05:02:00
● 2026-03-05 23:07:40
○ 2026-03-21 21:40:58
○ 2026-03-23 21:07:42
● 2026-03-28 14:57:04
○ 2026-04-03 11:23:52
○ 2026-04-24 14:28:56
● 2026-04-28 03:14:40
○ 2026-06-02 22:37:30
○ 2026-07-22 18:38:28

○A2a06:98c1:3120::42026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 05:02:00
○ 2026-03-05 23:07:40
○ 2026-07-22 18:38:28

○A2a06:98c1:3121::2026-03-05 → 2026-04-28 · 10 obs

○A2a06:98c1:3121::42026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 05:02:00
○ 2026-03-05 23:07:40
○ 2026-07-22 18:38:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
c2b.dev	wilson.ns.cloudflare.com, may.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.110

NS records: wilson.ns.cloudflare.com, may.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c2b.dev (unsigned zone)

⏱️ Timing

Total: 570ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.75.157, 172.67.178.111`
AAAA	2	`2606:4700:3032::ac43:b26f, 2606:4700:3033::6815:4b9d`
NS	2	`may.ns.cloudflare.com, wilson.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 24), route2.mx.cloudflare.net (pri: 61)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`may.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

c2b.dev resolves to four IP addresses: 104.21.75.157, 172.67.178.111, 2606:4700:3032::ac43:b26f and 2606:4700:3033::6815:4b9d.

Two other host names, along with resumemastermind.com, framesmartdata.digital and www.matbet936.com, also share IP numbers with c2b.dev.

Name Servers

DNS delegation for c2b.dev points to two name servers: may.ns.cloudflare.com and wilson.ns.cloudflare.com.

c2b.dev shares its NS records with other domains, for example fiestaimports.com, holamama.com, moisito.com and two others.

c2b.dev partially shares its NS delegation with several other domains, including telegran.org, nonkin.org, alaqidah.ac.id and two others.

DNS names with 6 IP addresses:

may.ns.cloudflare.com has IP addresses 108.162.192.135, 172.64.32.135 and 173.245.58.135, plus 3 other.

wilson.ns.cloudflare.com has IP addresses 108.162.195.110, 162.159.44.110 and 172.64.35.110, plus 3 other.

Mail Servers

c2b.dev uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between c2b.dev and other domains, including 1ff1.com, bryntassell.ca, usadirtbikehub.com and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net has IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, plus 3 other.

route2.mx.cloudflare.net has IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, plus 3 other.

route3.mx.cloudflare.net has IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, plus 3 other.

c2b.dev - robtex.com

c2b.dev

dev

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`c2b.dev`

`dev`