mx.thomas-stempkowski.com - robtex.com
mx.thomas-stempkowski.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.51.123Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.180.47🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.51.123, 172.67.180.47 | ||||||
thomas-stempkowski.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.51.123Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.180.47🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | john.ns.cloudflare.com ⭐ | ||||||
| NS | sasha.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.51.123, 172.67.180.47 | ||||||
| SOA | john.ns.cloudflare.comdns@cloudflare.com serial=2397931625 | ||||||
Previously MX for
Same first word
Similar names
DNS History
4 records (2 active, 2 former)
●A104.21.51.1232026-04-14 → 2026-04-14 · 2 obs
○ 2016-07-21 22:10:44
● 2026-04-14 11:34:28
● 2026-04-14 11:34:28
●A172.67.180.472026-04-14 → 2026-04-14 · 2 obs
○ 2016-07-21 22:10:44
● 2026-04-14 11:34:28
● 2026-04-14 11:34:28
○A185.51.8.562016-07-21 → 2016-07-21 · 3 obs
○ 2016-03-06 19:34:28
● 2016-07-21 22:10:44
○ 2026-04-14 11:34:28
● 2016-07-21 22:10:44
○ 2026-04-14 11:34:28
○A80.237.138.52015-08-04 → 2016-03-06 · 4 obs
● 2015-08-04 22:17:36
● 2016-03-06 19:34:28
○ 2016-07-21 22:10:44
○ 2026-04-14 11:34:28
● 2016-03-06 19:34:28
○ 2016-07-21 22:10:44
○ 2026-04-14 11:34:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| thomas-stempkowski.com | john.ns.cloudflare.com, sasha.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.185
NS records: john.ns.cloudflare.com, sasha.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thomas-stempkowski.com (unsigned zone)
⏱️ Timing
Total: 78ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.51.123, 172.67.180.47 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (john.ns.cloudflare.com, john.ns.cloudflare.com, john.ns.cloudflare.com...)
Analysis
IP Addresses
mx.thomas-stempkowski.com resolves to two IP numbers: 104.21.51.123 and 172.67.180.47.
other host names including vnastro.realmsn.com, 2fish.org, r.zfilm-hd.club, jhjnw.com and bytqore.com share IP numbers with mx.thomas-stempkowski.com.