nullmx.usasem.com - robtex.com
nullmx.usasem.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:ab84🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:57f3🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.87.243Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.171.132🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.87.243, 172.67.171.132 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:ab84, 2606:4700:3037::6815:57f3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=40, name=cloudflare-ech.com | ||||||
usasem.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:ab84🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:57f3🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.87.243Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.171.132🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | gigi.ns.cloudflare.com ⭐ | ||||||
| NS | jermaine.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.87.243, 172.67.171.132 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:ab84, 2606:4700:3037::6815:57f3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=40, name=cloudflare-ech.com | ||||||
| SOA | gigi.ns.cloudflare.comdns@cloudflare.com serial=2400575161 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.87.2432026-02-24 → 2026-05-15 · 2 obs
● 2026-02-24 14:03:18
● 2026-05-15 02:23:28
● 2026-05-15 02:23:28
●A172.67.171.1322026-02-24 → 2026-05-15 · 2 obs
● 2026-02-24 14:03:18
● 2026-05-15 02:23:28
● 2026-05-15 02:23:28
●A2606:4700:3031::ac43:ab842026-02-24 → 2026-05-15 · 2 obs
● 2026-02-24 14:03:18
● 2026-05-15 02:23:28
● 2026-05-15 02:23:28
●A2606:4700:3037::6815:57f32026-02-24 → 2026-05-15 · 2 obs
● 2026-02-24 14:03:18
● 2026-05-15 02:23:28
● 2026-05-15 02:23:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net... | - |
| usasem.com | gigi.ns.cloudflare.com, jermaine.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.157
NS records: gigi.ns.cloudflare.com, jermaine.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usasem.com (unsigned zone)
⏱️ Timing
Total: 386ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.171.132, 104.21.87.243 |
| AAAA | 2 | 2606:4700:3037::6815:57f3, 2606:4700:3031::ac43:ab84 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (gigi.ns.cloudflare.com, gigi.ns.cloudflare.com, gigi.ns.cloudflare.com...)
Analysis
IP Addresses
nullmx.usasem.com resolves to four IPs: 2606:4700:3031::ac43:ab84, 2606:4700:3037::6815:57f3, 104.21.87.243 and 172.67.171.132.
Other host names such as server.radioking.net, radioking.net, 1win-south-africa.co.za, www.clip(0x736578)lib.com and reelsdaily.us share IP numbers with nullmx.usasem.com.