mail.js-tutorials.com - robtex.com

mail.js-tutorials.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c138🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:14a7🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.20.167Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.193.56🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.20.167, 172.67.193.56
IPv6 hints2606:4700:3032::ac43:c138, 2606:4700:3036::6815:14a7
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=211, name=cloudflare-ech.com

js-tutorials.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c138🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:14a7🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.20.167Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.193.56🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSseth.ns.cloudflare.com ⭐
NSulla.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.20.167, 172.67.193.56
IPv6 hints2606:4700:3032::ac43:c138, 2606:4700:3036::6815:14a7
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=211, name=cloudflare-ech.com
SOAseth.ns.cloudflare.comdns@cloudflare.com serial=2400786298

Previously MX for

js-tutorials.com

Same first word

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DNS History

5 records (4 active, 1 former)

201820192020202120222023202420252026A104.21.20.167172.67.193.562606:4700:3032::ac43:c1382606:4700:3036::6815:14a7108.179.213.69
●A104.21.20.1672026-02-16 → 2026-04-12 · 3 obs
○ 2017-11-12 22:07:16
● 2026-02-16 10:48:42
● 2026-04-12 08:55:28
○A108.179.213.692017-11-12 → 2017-11-12 · 3 obs
● 2017-11-12 22:07:16
○ 2026-02-16 10:48:42
○ 2026-04-12 08:55:28
●A172.67.193.562026-02-16 → 2026-04-12 · 3 obs
○ 2017-11-12 22:07:16
● 2026-02-16 10:48:42
● 2026-04-12 08:55:28
●A2606:4700:3032::ac43:c1382026-02-16 → 2026-04-12 · 3 obs
○ 2017-11-12 22:07:16
● 2026-02-16 10:48:42
● 2026-04-12 08:55:28
●A2606:4700:3036::6815:14a72026-02-16 → 2026-04-12 · 3 obs
○ 2017-11-12 22:07:16
● 2026-02-16 10:48:42
● 2026-04-12 08:55:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...-
js-tutorials.comseth.ns.cloudflare.com, ulla.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.233

NS records: seth.ns.cloudflare.com, ulla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for js-tutorials.com (unsigned zone)

⏱️ Timing

Total: 156ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.20.167, 172.67.193.56
AAAA22606:4700:3036::6815:14a7, 2606:4700:3032::ac43:c138
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (seth.ns.cloudflare.com, seth.ns.cloudflare.com, seth.ns.cloudflare.com...)

Analysis

IP Addresses

mail.js-tutorials.com refers to four IP numbers: 2606:4700:3032::ac43:c138, 2606:4700:3036::6815:14a7, 104.21.20.167 and 172.67.193.56.

Other host names, for instance ycloud.me, mail.perevozkin.com.ua, www.xyjt.org, i-center.com.ua and dubny.com share IP numbers with mail.js-tutorials.com.