dot.bi

gitbook.com

HTTPS live Protected DNSSEC signed Cloudflare Google Workspace
“gitbook” in other TLDs Compare

Registration

Source: RDAP · rdap.verisign.com Fetched 2026-10-14 22:43 UTC
Created
2014-06-12 (12 years ago)
Expires
2030-06-12 (3 years, 7 months from now)
Last updated
2025-10-19
Registrar
Cloudflare, Inc. · IANA 1910
Statuses
client transfer prohibited
DNSSEC
Signed
Nameservers (registry)
dahlia.ns.cloudflare.com · hugh.ns.cloudflare.com
Record
registry RDAP · registrar RDAP

DNS

Source: live resolutionResolved 2026-10-13 23:13 UTC
TypeValue
NSdahlia.ns.cloudflare.com · hugh.ns.cloudflare.com
A104.18.41.89
A172.64.146.167
AAAA2606:4700:4403::6812:2959
AAAA2a06:98c1:3105::ac40:92a7
MX1 aspmx.l.google.com
MX5 alt1.aspmx.l.google.com
MX5 alt2.aspmx.l.google.com
MX10 alt3.aspmx.l.google.com
MX10 alt4.aspmx.l.google.com
TXT5c89abfus0pgntcdrib3m156gp
TXTMS=ms60660329
TXTfirebase=gitbook-28427
TXTgoogle-site-verification=-MPeja1woOvE2Hs6BcUDgkCeYG9ZaAaCPqEyCMyXYLo
TXTgoogle-site-verification=XTowlLW9jzAGRzz5Y7FkWT7IbJhWFjJuHwj0ex0vI38
TXTgoogle-site-verification=YEfVo29t-jyIdELW1-F_B1XQZBsknBgjKdvVXYsBaXc
TXTgoogle-site-verification=ojxGhAwymkbkr39GFI8VBvWzC9THYX6WQABf9Q9-qyY
TXTgoogle-site-verification=vjg2Tbif0nJQ-Kto4AwyZ5VnSSy6tHvD6vnJ0c5uMvk
TXTopenai-domain-verification=dv-LB8QOARyXE6YrjhX64RDyf8U
TXTv=spf1 a mx include:_spf.google.com include:sendgrid.net include:stspg-customer.com include:helpscoutemail.com -all
TXT1eimfvl6smqf32ddsbrt935qqq
CAA0 issue "digicert.com; cansignhttpexchanges=yes"
CAA0 issue "letsencrypt.org"
CAA0 issue "pki.goog; cansignhttpexchanges=yes"
CAA0 issue "ssl.com"
CAA0 issuewild "comodoca.com"
CAA0 issuewild "digicert.com; cansignhttpexchanges=yes"
CAA0 issuewild "letsencrypt.org"
CAA0 issuewild "pki.goog; cansignhttpexchanges=yes"
CAA0 issuewild "ssl.com"
CAA0 issue "comodoca.com"
SOAdahlia.ns.cloudflare.com dns.cloudflare.com serial 2416534622

Certificates

Source: Certificate Transparency logs

No certificate for this domain has passed through the logs dot.bi follows since it started watching. Older certificates are not back-filled.

Hosting

Source: DNS + Team Cymru
IP
104.18.41.89
Network
AS13335 · CLOUDFLARENET - Cloudflare, Inc., US
Provider
Cloudflare
Country
US (network registration, not server location)
CDN
Cloudflare
IPv6
yes

Web

Source: dot.bi probeProbed 2026-10-14 22:43 UTC
Status
200
Redirects
https://gitbook.com/ (302) → https://www.gitbook.com/ (200)
Final URL
https://www.gitbook.com/
Title
The knowledge layer for AI | GitBook
Description
GitBook is a knowledge platform that connects your docs, product and users, answers user questions, and identifies knowledge gaps. Docs-as-code support & AI insights included.
Server
cloudflare
Technologies
HubSpotGoogle AnalyticsFramer
HSTS
yes

Email

Source: DNS

Protected Mail is authenticated and spoofed mail is quarantined.

Provider
Google Workspace
SPF
present all: fail
DMARC
p=quarantine reports on
DKIM
found selector: google

Age

Source: Wayback Machine
First capture
2009-04-20 (17 years ago)
Years archived
15
Registry created
2014-06-12
In dot.bi since
2026-10-13 · Majestic Million

Name analysis

dot.bi dictionaries EN · FR
Words
gitbook EN compound
Length
7 characters
Digits · hyphens
none · none
Readability
high
Brandability
83 / 100 heuristic

Same name, other TLDs

DNS check, cached a day
DomainResolvesIn dot.bi
gitbook.net yes look up
gitbook.org yes look up
gitbook.io yes profile
gitbook.co no DNS look up
gitbook.ai yes profile
gitbook.app yes look up
gitbook.dev yes profile
gitbook.fr no DNS look up
“No DNS” means no nameservers answered. It does not mean the domain is available.

History observed by dot.bi

Since 2026-10-130 events