mail.jwsystems.com - robtex.com

mail.jwsystems.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:1dc7🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:95c4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.29.199Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.149.196🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.29.199, 172.67.149.196
IPv6 hints2606:4700:3032::6815:1dc7, 2606:4700:3033::ac43:95c4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=124, name=cloudflare-ech.com

jwsystems.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:1dc7🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:95c4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.29.199Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.149.196🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgalilea.ns.cloudflare.com ⭐
NSrex.ns.cloudflare.com
MX_dc-mx.6101ff387c31.jwsystems.com ⭐
MXms92358998.msv1.invalid(32767)
TXTMS=020BAAD59DF7B6CF81F2D6A191E020D0F1035681
TXTMS=ms92358998
TXTv=spf1 ip4:104.244.122.134 a mx include:websitewelcome.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.29.199, 172.67.149.196
IPv6 hints2606:4700:3032::6815:1dc7, 2606:4700:3033::ac43:95c4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=124, name=cloudflare-ech.com
SOAgalilea.ns.cloudflare.comdns@cloudflare.com serial=2397398459

Previously MX for

jwsystems.com

Same first word

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DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026A104.21.29.199172.67.149.1962606:4700:3032::6815:1dc72606:4700:3033::ac43:95c4104.244.122.134162.144.32.20269.195.124.95
●A104.21.29.1992026-03-10 → 2026-04-13 · 3 obs
○ 2016-07-16 21:50:26
● 2026-03-10 21:22:20
● 2026-04-13 08:49:28
○A104.244.122.1342026-03-10 → 2026-04-13 · 2 obs
○ 2026-03-10 21:22:20
○ 2026-04-13 08:49:28
○A162.144.32.2022016-07-16 → 2016-07-16 · 4 obs
○ 2016-03-03 02:01:36
● 2016-07-16 21:50:26
○ 2026-03-10 21:22:20
○ 2026-04-13 08:49:28
●A172.67.149.1962026-03-10 → 2026-04-13 · 3 obs
○ 2016-07-16 21:50:26
● 2026-03-10 21:22:20
● 2026-04-13 08:49:28
●A2606:4700:3032::6815:1dc72026-03-10 → 2026-04-13 · 3 obs
○ 2016-07-16 21:50:26
● 2026-03-10 21:22:20
● 2026-04-13 08:49:28
●A2606:4700:3033::ac43:95c42026-03-10 → 2026-04-13 · 3 obs
○ 2016-07-16 21:50:26
● 2026-03-10 21:22:20
● 2026-04-13 08:49:28
○A69.195.124.952015-08-04 → 2016-03-03 · 4 obs
● 2015-08-04 06:12:12
● 2016-03-03 02:01:36
○ 2016-07-16 21:50:26
○ 2026-04-13 08:49:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...-
jwsystems.comgalilea.ns.cloudflare.com, rex.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.13

NS records: galilea.ns.cloudflare.com, rex.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jwsystems.com (unsigned zone)

⏱️ Timing

Total: 237ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.29.199, 172.67.149.196
AAAA22606:4700:3033::ac43:95c4, 2606:4700:3032::6815:1dc7
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.jwsystems.com refers to four IP numbers: 2606:4700:3032::6815:1dc7, 2606:4700:3033::ac43:95c4, 104.21.29.199 and 172.67.149.196.

Other host names, for instance 68s.stormw1ng.ru, qqkudaa.com, emailfwd.auto21.ca, fymail.net and nhacaiuytin.uk share IP numbers with mail.jwsystems.com.