mail.133up.com - robtex.com

mail.133up.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:2698🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:dfec🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.38.152Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.223.236🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.38.152, 172.67.223.236
IPv62606:4700:3032::6815:2698, 2606:4700:3037::ac43:dfec

133up.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:2698🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:dfec🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.38.152Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.223.236🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSart.ns.cloudflare.com ⭐
NShadlee.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.38.152, 172.67.223.236
IPv62606:4700:3032::6815:2698, 2606:4700:3037::ac43:dfec
SOAart.ns.cloudflare.comdns@cloudflare.com serial=2399741758

Previously MX for

133up.com

Same first word

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DNS History

9 records (4 active, 5 former)

20162017201820192020202120222023202420252026A104.21.38.152172.67.223.2362606:4700:3032::6815:26982606:4700:3037::ac43:dfec188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::61.241.199.49
●A104.21.38.1522026-02-17 → 2026-03-24 · 6 obs
○ 2019-08-26 00:59:48
● 2026-02-17 21:13:52
● 2026-02-21 10:36:20
○ 2026-03-03 09:10:12
● 2026-03-23 20:55:06
● 2026-03-24 02:24:58
●A172.67.223.2362026-02-17 → 2026-03-24 · 6 obs
○ 2019-08-26 00:59:48
● 2026-02-17 21:13:52
● 2026-02-21 10:36:20
○ 2026-03-03 09:10:12
● 2026-03-23 20:55:06
● 2026-03-24 02:24:58
○A188.114.96.02026-03-03 → 2026-03-03 · 4 obs
○ 2026-02-21 10:36:20
● 2026-03-03 09:10:12
○ 2026-03-23 20:55:06
○ 2026-03-24 02:24:58
○A188.114.97.02026-03-03 → 2026-03-03 · 4 obs
○ 2026-02-21 10:36:20
● 2026-03-03 09:10:12
○ 2026-03-23 20:55:06
○ 2026-03-24 02:24:58
●A2606:4700:3032::6815:26982026-02-17 → 2026-03-24 · 6 obs
○ 2019-08-26 00:59:48
● 2026-02-17 21:13:52
● 2026-02-21 10:36:20
○ 2026-03-03 09:10:12
● 2026-03-23 20:55:06
● 2026-03-24 02:24:58
●A2606:4700:3037::ac43:dfec2026-02-17 → 2026-03-24 · 6 obs
○ 2019-08-26 00:59:48
● 2026-02-17 21:13:52
● 2026-02-21 10:36:20
○ 2026-03-03 09:10:12
● 2026-03-23 20:55:06
● 2026-03-24 02:24:58
○A2a06:98c1:3120::2026-03-03 → 2026-03-03 · 4 obs
○ 2026-02-21 10:36:20
● 2026-03-03 09:10:12
○ 2026-03-23 20:55:06
○ 2026-03-24 02:24:58
○A2a06:98c1:3121::2026-03-03 → 2026-03-03 · 4 obs
○ 2026-02-21 10:36:20
● 2026-03-03 09:10:12
○ 2026-03-23 20:55:06
○ 2026-03-24 02:24:58
○A61.241.199.492015-08-23 → 2016-07-04 · 4 obs
● 2015-08-23 08:40:30
● 2016-07-04 17:43:46
○ 2019-08-26 00:59:48
○ 2026-03-24 02:24:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net...-
133up.comart.ns.cloudflare.com, hadlee.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.67

NS records: art.ns.cloudflare.com, hadlee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 133up.com (unsigned zone)

⏱️ Timing

Total: 131ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.38.152, 172.67.223.236
AAAA22606:4700:3037::ac43:dfec, 2606:4700:3032::6815:2698
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.133up.com refers to four IP numbers: 2606:4700:3032::6815:2698, 2606:4700:3037::ac43:dfec, 104.21.38.152 and 172.67.223.236.

Other host names, for instance intercroneswap.com, 9969msc.com, campparadise.com.vn, kevindurette.com and www.bayouadventure.com share IP numbers with mail.133up.com.