cb.dev - robtex.com

cb.dev

DNSSEC๐Ÿ”’ Signed (DS record present)
A2606:4700:4404::6812:2303๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:4404::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A2a06:98c1:310b::ac40:98fd๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2a06:98c1:310b::/48 โœ“ In HTTPS hints
A104.18.35.3Cloudflare104.18.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A172.64.152.253๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.64.152.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
NSns1.cb.dev โญ
A2400:cb00:2049:1::a29f:8cf๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.8.207Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.cb.dev
A2400:cb00:2049:1::a29f:96d๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.9.109Cloudflare162.159.9.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXaspmx.l.google.com โญ
A2607:f8b0:4004:c21::1a๐Ÿ‡บ๐Ÿ‡ธ Google2607:f8b0:4004::/48
PTRpe-in-f26.1e100.net
A172.253.63.26๐Ÿ‡บ๐Ÿ‡ธ Google172.253.63.0/24
PTRbi-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1b๐Ÿ‡จ๐Ÿ‡ฑ Google2800:3f0:4003::/48
A108.177.123.26๐Ÿ‡บ๐Ÿ‡ธ Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a๐Ÿ‡ฎ๐Ÿ‡ช Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26๐Ÿ‡บ๐Ÿ‡ธ Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXaspmx2.googlemail.com(10)
A2800:3f0:4003:c0f::1b๐Ÿ‡จ๐Ÿ‡ฑ Google2800:3f0:4003::/48
A108.177.123.27๐Ÿ‡บ๐Ÿ‡ธ Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXaspmx3.googlemail.com(10)
A2a00:1450:400b:c02::1a๐Ÿ‡ฎ๐Ÿ‡ช Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26๐Ÿ‡บ๐Ÿ‡ธ Google172.253.116.0/24
PTRdj-in-f26.1e100.net
TXT75d468e55ce44e2a8a138ab5ab9793fc
TXTdocusign=adfbd206-d184-4704-9dc6-5101307c9e17
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/2 โœ“ hints match
IPv4 hints104.18.35.3, 172.64.152.253
IPv6 hints2606:4700:4404::6812:2303, 2a06:98c1:310b::ac40:98fd
SOAns1.cb.devdns@cloudflare.com serial=2402213608

dev

DNSSEC๐Ÿ”’ Signed (DS record present)
NSns-tld1.charlestonroadregistry.com โญ
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
๐Ÿ“ˆ Tranco rank: #101,188
๐Ÿ”’ HSTS Preload (+subdomains)

Subdomains

Same first word

Similar names

DNS History

13 records (11 active, 2 former)

2017201820192020202120222023202420252026NSns1.cb.devns2.cb.devMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comyour-dns-needs-immediate-attention.devA104.18.35.3172.64.152.2532606:4700:4404::6812:23032a06:98c1:310b::ac40:98fd127.0.53.53
โ—NSns1.cb.dev2026-02-15 โ†’ 2026-04-24 ยท 2 obs
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—NSns2.cb.dev2026-02-15 โ†’ 2026-04-24 ยท 2 obs
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—MXalt1.aspmx.l.google.com2026-02-15 โ†’ 2026-04-24 ยท 3 obs
โ—‹ 2017-01-15 13:03:40
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—MXalt2.aspmx.l.google.com2026-02-15 โ†’ 2026-04-24 ยท 3 obs
โ—‹ 2017-01-15 13:03:40
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—MXaspmx.l.google.com2026-02-15 โ†’ 2026-04-24 ยท 3 obs
โ—‹ 2017-01-15 13:03:40
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—MXaspmx2.googlemail.com2026-02-15 โ†’ 2026-04-24 ยท 3 obs
โ—‹ 2017-01-15 13:03:40
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—MXaspmx3.googlemail.com2026-02-15 โ†’ 2026-04-24 ยท 3 obs
โ—‹ 2017-01-15 13:03:40
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—‹MXyour-dns-needs-immediate-attention.dev2016-03-01 โ†’ 2017-01-15 ยท 4 obs
โ— 2016-03-01 17:50:20
โ— 2017-01-15 13:03:40
โ—‹ 2026-02-15 05:20:36
โ—‹ 2026-04-24 00:09:12
โ—A104.18.35.32026-02-15 โ†’ 2026-04-24 ยท 3 obs
โ—‹ 2017-01-15 13:03:40
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—‹A127.0.53.532016-03-01 โ†’ 2017-01-15 ยท 4 obs
โ— 2016-03-01 17:50:20
โ— 2017-01-15 13:03:40
โ—‹ 2026-02-15 05:20:36
โ—‹ 2026-04-24 00:09:12
โ—A172.64.152.2532026-02-15 โ†’ 2026-04-24 ยท 3 obs
โ—‹ 2017-01-15 13:03:40
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—A2606:4700:4404::6812:23032026-02-15 โ†’ 2026-04-24 ยท 3 obs
โ—‹ 2017-01-15 13:03:40
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12
โ—A2a06:98c1:310b::ac40:98fd2026-02-15 โ†’ 2026-04-24 ยท 3 obs
โ—‹ 2017-01-15 13:03:40
โ— 2026-02-15 05:20:36
โ— 2026-04-24 00:09:12

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
cb.devns2.cb.dev, ns1.cb.dev4 records

โœ… Authoritative Response

Server:162.159.8.207

NS records: ns2.cb.dev, ns1.cb.dev

๐Ÿ”’ DNSSEC Status

๐Ÿ” Secure (DNSSEC validated)

Chain of trust verified from root to domain

โฑ๏ธ Timing

Total: 482ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A2172.64.152.253, 104.18.35.3
AAAA22606:4700:4404::6812:2303, 2a06:98c1:310b::ac40:98fd
NS2ns1.cb.dev, ns2.cb.dev
MX5aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...
TXT375d468e55ce44e2a8a138ab5ab9793fc, docusign=adfbd206-d184-4704-9dc6-5101307...
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1ns1.cb.dev dns.cloudflare.com

๐Ÿ“Œ Glue Records Collected

Total: 4

In-bailiwick: 4 (ns2.cb.dev, ns2.cb.dev, ns1.cb.dev...)

Analysis

Hierarchy

cb.dev is a parent of ns1.cb.dev, www.cb.dev, ns2.cb.dev and testbed.cb.dev.

IP Addresses

Four IP numbers are pointed to by cb.dev: 2606:4700:4404::6812:2303, 2a06:98c1:310b::ac40:98fd, 104.18.35.3 and 172.64.152.253.

other host names including www.securitas.cz.cdn.cloudflare.net, www.on-running.com, www.cb.dev, primarybanknh.com and s3gallery.goldenhippo.com.cdn.cloudflare.net share IP numbers with cb.dev.

Name Servers

cb.dev is delegated to two name servers ns1.cb.dev and ns2.cb.dev.

Host names with two IP numbers:

The host name ns1.cb.dev points to 2400:cb00:2049:1::a29f:8cf and 162.159.8.207; the host name ns2.cb.dev points to 2400:cb00:2049:1::a29f:96d and 162.159.9.109.

Mail Servers

cb.dev is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

cb.dev shares some mail servers with other domains, at least partially, for instance ns500821.ns500841.ns500841.ns500821.ns500794.ns500795.ns500821.ns500821.ns500795.ns500794.ns500795.lustypartnersfinder.com, ns500841.ns500794.ns500794.ns500821.ns500795.ns500821.ns500794.ns500795.ns500794.ns500790.ns500795.lustypartnersfinder.com, alfonsino.edu.mx, interline.edu.mx and outbakk.com.

these mail servers are often used with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IPs

aspmx2.googlemail.com points to 2800:3f0:4003:c0f::1b and 108.177.123.27.

aspmx3.googlemail.com points to 2a00:1450:400b:c02::1a and 172.253.116.26.

aspmx.l.google.com points to 2607:f8b0:4004:c21::1a and 172.253.63.26.

alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1b and 108.177.123.26.

alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.26.

Host names that point to 2800:3f0:4003:c0f::1b are aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names that point to 2a00:1450:400b:c02::1a are aspmx3.googlemail.com and alt2.aspmx.l.google.com.

Host names that point to 172.253.116.26 are aspmx3.googlemail.com and alt2.aspmx.l.google.com.