mail.inter-21.com - robtex.com

mail.inter-21.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:3f0f🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:8e65🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.63.15Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.142.101🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.63.15, 172.67.142.101
IPv6 hints2606:4700:3030::6815:3f0f, 2606:4700:3033::ac43:8e65
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=126, name=cloudflare-ech.com

inter-21.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:3f0f🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:8e65🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.63.15Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.142.101🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlauryn.ns.cloudflare.com ⭐
NSremy.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.63.15, 172.67.142.101
IPv6 hints2606:4700:3030::6815:3f0f, 2606:4700:3033::ac43:8e65
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=126, name=cloudflare-ech.com
SOAlauryn.ns.cloudflare.comdns@cloudflare.com serial=2399587000

Previously MX for

inter-21.com

Same first word

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DNS History

7 records (4 active, 3 former)

2008201020122014201620182020202220242026NSns1.inter-21.comA104.21.63.15172.67.142.1012606:4700:3030::6815:3f0f2606:4700:3033::ac43:8e65218.104.136.137222.76.215.50
○NSns1.inter-21.com2015-08-21 → 2016-04-23 · 3 obs
● 2015-08-21 05:04:20
● 2016-04-23 04:18:32
○ 2026-04-13 02:58:46
●A104.21.63.152026-04-13 → 2026-04-13 · 2 obs
○ 2016-04-23 04:18:32
● 2026-04-13 02:58:46
●A172.67.142.1012026-04-13 → 2026-04-13 · 2 obs
○ 2016-04-23 04:18:32
● 2026-04-13 02:58:46
○A218.104.136.1372007-11-28 → 2007-11-28 · 3 obs
● 2007-11-28 22:47:18
○ 2015-08-21 05:04:20
○ 2026-04-13 02:58:46
○A222.76.215.502015-08-21 → 2016-04-23 · 4 obs
○ 2007-11-28 22:47:18
● 2015-08-21 05:04:20
● 2016-04-23 04:18:32
○ 2026-04-13 02:58:46
●A2606:4700:3030::6815:3f0f2026-04-13 → 2026-04-13 · 2 obs
○ 2016-04-23 04:18:32
● 2026-04-13 02:58:46
●A2606:4700:3033::ac43:8e652026-04-13 → 2026-04-13 · 2 obs
○ 2016-04-23 04:18:32
● 2026-04-13 02:58:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net...-
inter-21.comlauryn.ns.cloudflare.com, remy.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.115

NS records: lauryn.ns.cloudflare.com, remy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for inter-21.com (unsigned zone)

⏱️ Timing

Total: 86ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.142.101, 104.21.63.15
AAAA22606:4700:3030::6815:3f0f, 2606:4700:3033::ac43:8e65
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.inter-21.com resolves to four IP numbers: 2606:4700:3030::6815:3f0f, 2606:4700:3033::ac43:8e65, 104.21.63.15 and 172.67.142.101.

Other host names such as smartcards.biz, minsun.org, 53p.com.cn, lpodfer.com and cee.cx.cdn.cloudflare.net share IPs with mail.inter-21.com.