learn.javascript.info - dns.ninja

`learn.javascript.info`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:c11^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:d11^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:4a29^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.12.17^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.13.17^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.74.41^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.26.12.17, 104.26.13.17, 172.67.74.41
		IPv6 hints	2606:4700:20::681a:c11, 2606:4700:20::681a:d11, 2606:4700:20::ac43:4a29

`javascript.info`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:c11^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:d11^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:4a29^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.12.17^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.13.17^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.74.41^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`damon.ns.cloudflare.com` ⭐
NS	`ines.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
MX	`aspmx4.googlemail.com`⁽¹⁰⁾
MX	`aspmx5.googlemail.com`⁽¹⁰⁾
TXT	`google-site-verification=OPB5BvCtqM2C2mOORtOj07XW_sgzSq2aW7r63B5s6yY`
TXT	`v=spf1 include:amazonses.com include:_spf.google.com include:mail.zendesk.com...`
TXT	`yandex-verification: 9ecaa357f86ab13e`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.26.12.17, 104.26.13.17, 172.67.74.41
		IPv6 hints	2606:4700:20::681a:c11, 2606:4700:20::681a:d11, 2606:4700:20::ac43:4a29
SOA	`damon.ns.cloudflare.com`dns@cloudflare.com serial=2409732638

WOT: SAFE (66/100)
rank #16025 globally
rank #30 in the tld

javascript.info

A free online tutorial and reference site dedicated to teaching modern JavaScript, from basics to advanced topics, along with related browser technologies. It is a well-known learning resource in the web development community, written primarily by Ilya Kantor.

Key facts

Owner / operator: Ilya Kantor (author/maintainer), with community contributors
TLD:.info— gTLD
Primary purpose: educational content — JavaScript and web development tutorial
Status: active

Notable subdomains or services

javascript.infohosts the main tutorial content; localized versions are typically served via subdirectories or separate country-code translation sites rather than subdomains of this domain.

WOT: UNKNOWN (86/100)
📈 Tranco rank: #56,051

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DNS History

10 records (6 active, 4 former)

○A104.25.125.982017-03-13 → 2017-03-13 · 3 obs

● 2017-03-13 22:58:26
○ 2026-02-28 20:44:22
○ 2026-07-24 00:31:58

○A104.25.126.982017-03-13 → 2017-03-13 · 3 obs

● 2017-03-13 22:58:26
○ 2026-02-28 20:44:22
○ 2026-07-24 00:31:58

●A104.26.12.172026-02-28 → 2026-07-24 · 3 obs

○ 2017-03-13 22:58:26
● 2026-02-28 20:44:22
● 2026-07-24 00:31:58

●A104.26.13.172026-02-28 → 2026-07-24 · 3 obs

○ 2017-03-13 22:58:26
● 2026-02-28 20:44:22
● 2026-07-24 00:31:58

●A172.67.74.412026-02-28 → 2026-07-24 · 3 obs

○ 2017-03-13 22:58:26
● 2026-02-28 20:44:22
● 2026-07-24 00:31:58

○A2400:cb00:2048:1::6819:7d622017-03-13 → 2017-03-13 · 3 obs

● 2017-03-13 22:58:26
○ 2026-02-28 20:44:22
○ 2026-07-24 00:31:58

○A2400:cb00:2048:1::6819:7e622017-03-13 → 2017-03-13 · 3 obs

● 2017-03-13 22:58:26
○ 2026-02-28 20:44:22
○ 2026-07-24 00:31:58

●A2606:4700:20::681a:c112026-02-28 → 2026-07-24 · 3 obs

○ 2017-03-13 22:58:26
● 2026-02-28 20:44:22
● 2026-07-24 00:31:58

●A2606:4700:20::681a:d112026-02-28 → 2026-07-24 · 3 obs

○ 2017-03-13 22:58:26
● 2026-02-28 20:44:22
● 2026-07-24 00:31:58

●A2606:4700:20::ac43:4a292026-02-28 → 2026-07-24 · 3 obs

○ 2017-03-13 22:58:26
● 2026-02-28 20:44:22
● 2026-07-24 00:31:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
javascript.info	damon.ns.cloudflare.com, ines.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.164

NS records: damon.ns.cloudflare.com, ines.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for javascript.info (unsigned zone)

⏱️ Timing

Total: 468ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.13.17, 104.26.12.17...`
AAAA	3	`2606:4700:20::ac43:4a29, 2606:4700:20::681a:c11...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

learn.javascript.info resolves to 6 IP numbers: 104.26.12.17, 104.26.13.17, 172.67.74.41 and 3 other.

Additional host names — gardenandcrafty.com, brentwoodindustries.com.cdn.cloudflare.net, uniquevenues.ca and two others — share IP numbers with learn.javascript.info.