`jsfiddle.gitbook.io`

DNSSEC	⚠️ Not signed
A	2606:4700:4402::ac40:93d1^{🇺🇸 Cloudflare2606:4700:4402::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:4407::6812:282f^{🇺🇸 Cloudflare2606:4700:4407::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.40.47^{Cloudflare104.18.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.64.147.209^{🇺🇸 Cloudflare172.64.147.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.18.40.47, 172.64.147.209
		IPv6	2606:4700:4402::ac40:93d1, 2606:4700:4407::6812:282f

`gitbook.io`

DNSSEC	⚠️ Not signed
A	2606:4700:4402::ac40:93d1^{🇺🇸 Cloudflare2606:4700:4402::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:4407::6812:282f^{🇺🇸 Cloudflare2606:4700:4407::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.40.47^{Cloudflare104.18.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.64.147.209^{🇺🇸 Cloudflare172.64.147.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dahlia.ns.cloudflare.com` ⭐
NS	`hugh.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
MX	`aspmx2.googlemail.com`⁽³⁰⁾
MX	`aspmx3.googlemail.com`⁽³⁰⁾
TXT	`8277640`
TXT	`8lncom12tnn1so22eu2gvaoe9q`
TXT	`google-site-verification=9HmRew5KGY83Wzed-UhP71FdHHbV3qoUKP5h_Jenjeo`
TXT	`google-site-verification=jOO29_Act4pfhfArsLE_txCdET-NuQQyqp1aAG5-H8s`
TXT	`google-site-verification=mAI4k7A4RaCrAbrsgv7m8w6VPx0irEHUO3bHYEPPwdI`
TXT	`openai-domain-verification=dv-5coTbUFl8eIUWr3rQkpd9lw2`
TXT	`v=spf1 a mx include:_spf.google.com include:sendgrid.net include:stspg-custom...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.18.40.47, 172.64.147.209
		IPv6	2606:4700:4402::ac40:93d1, 2606:4700:4407::6812:282f
SOA	`dahlia.ns.cloudflare.com`dns@cloudflare.com serial=2396114203

WOT: SAFE (62/100)
rank #966 globally
rank #8 in the tld
This domain "gitbook.io" is associated with GitBook, a modern documentation platform sustained by some of the biggest tech teams around the world. It allows users to create, host, and manage documentation, API references, and knowledge bases. It is widely used by developers and tech companies to document their projects, products, or services.WOT: SAFE (68/100)
📈 Tranco rank: #3,218

Same first word

jsfiddle.com

jsfiddle.org

jsfiddle.xyz

jsfiddle.ru

jsfiddle.net

Similar names

djfields.com

jdfields.com

DNS History

5 records (4 active, 1 former)

●A104.18.40.472026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 08:22:14
● 2026-02-26 12:14:22

●A172.64.147.2092026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 08:22:14
● 2026-02-26 12:14:22

●A2606:4700:4402::ac40:93d12026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 08:22:14
● 2026-02-26 12:14:22

●A2606:4700:4407::6812:282f2026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 08:22:14
● 2026-02-26 12:14:22

○CNAMEhosting.gitbook.com2018-10-06 → 2018-10-06 · 3 obs

● 2018-10-06 14:40:58
○ 2026-02-26 08:22:14
○ 2026-02-26 12:14:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
gitbook.io	dahlia.ns.cloudflare.com, hugh.ns.cloudflare.com	-

✅ Authoritative Response

Server: 172.64.33.117

NS records: dahlia.ns.cloudflare.com, hugh.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gitbook.io (unsigned zone)

⏱️ Timing

Total: 440ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.64.147.209, 104.18.40.47`
AAAA	2	`2606:4700:4407::6812:282f, 2606:4700:4402::ac40:93d1`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

AI analysis

jsfiddle.gitbook.io points to four IP numbers: 2606:4700:4402::ac40:93d1, 2606:4700:4407::6812:282f, 104.18.40.47 and 172.64.147.209.

Other host names, for instance geminislgin.gitbook.io, film-streamingvf-hd-ligne-gratui.gitbook.io, metamaskwallton.gitbook.io, mtaextension.gitbook.io and uphqldlogin.gitbook.io share IP numbers with jsfiddle.gitbook.io.

jsfiddle.gitbook.io - robtex.com