mail.10thcircle.com - robtex.com

mail.10thcircle.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a414🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:3989🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.57.137Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.164.20🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.57.137, 172.67.164.20
IPv6 hints2606:4700:3031::ac43:a414, 2606:4700:3034::6815:3989
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com

10thcircle.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a414🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:3989🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.57.137Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.164.20🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSclara.ns.cloudflare.com ⭐
NSsam.ns.cloudflare.com
MX10thcircle-com.mail.protection.outlook.com ⭐
TXTMS=ms66547434
TXTmscid=7cptm0NZFx5MvBjuEMZYcVFqXoDsAGiwX5HkoQ3rLAL/aWxklm+667zKHFtNC2ZpuasuGBc...
TXTv=spf1 include:spf.protection.outlook.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.57.137, 172.67.164.20
IPv6 hints2606:4700:3031::ac43:a414, 2606:4700:3034::6815:3989
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com
SOAclara.ns.cloudflare.comdns@cloudflare.com serial=2403586190

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DNS History

4 records (4 active, 0 former)

A104.21.57.137172.67.164.202606:4700:3031::ac43:a4142606:4700:3034::6815:3989
●A104.21.57.1372026-02-16 → 2026-05-13 · 2 obs
● 2026-02-16 08:02:34
● 2026-05-13 00:16:58
●A172.67.164.202026-02-16 → 2026-05-13 · 2 obs
● 2026-02-16 08:02:34
● 2026-05-13 00:16:58
●A2606:4700:3031::ac43:a4142026-02-16 → 2026-05-13 · 2 obs
● 2026-02-16 08:02:34
● 2026-05-13 00:16:58
●A2606:4700:3034::6815:39892026-02-16 → 2026-05-13 · 2 obs
● 2026-02-16 08:02:34
● 2026-05-13 00:16:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
10thcircle.comsam.ns.cloudflare.com, clara.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.219

NS records: sam.ns.cloudflare.com, clara.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 304ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.57.137, 172.67.164.20
AAAA22606:4700:3034::6815:3989, 2606:4700:3031::ac43:a414
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.10thcircle.com resolves to four IPs: 2606:4700:3031::ac43:a414, 2606:4700:3034::6815:3989, 104.21.57.137 and 172.67.164.20.

Other host names such as printmenow.net, hertexlingerie.com, melki.biz, marcelspace.click and riohk.com share IP numbers with mail.10thcircle.com.