mail.one2auth.com - robtex.com

mail.one2auth.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:5d4d🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:cf27🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.93.77Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.207.39🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.93.77, 172.67.207.39
IPv6 hints2606:4700:3031::6815:5d4d, 2606:4700:3031::ac43:cf27
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=180, name=cloudflare-ech.com

one2auth.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:5d4d🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:cf27🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.93.77Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.207.39🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbecky.ns.cloudflare.com ⭐
NSdamien.ns.cloudflare.com
MX_dc-mx.586aeb1e570a.one2auth.com ⭐
TXTv=spf1 +mx +a +ip4:37.27.255.228 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.93.77, 172.67.207.39
IPv6 hints2606:4700:3031::6815:5d4d, 2606:4700:3031::ac43:cf27
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=180, name=cloudflare-ech.com
SOAbecky.ns.cloudflare.comdns@cloudflare.com serial=2410973513

PTR for

228.255.27.37.in-addr.arpa

Previously MX for

one2auth.com

Same first word

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DNS History

7 records (4 active, 3 former)

A104.21.93.77172.67.207.392606:4700:3031::6815:5d4d2606:4700:3031::ac43:cf272606:4700:3036::6815:5d4d2606:4700:3037::ac43:cf2737.27.255.228
●A104.21.93.772026-06-03 → 2026-08-05 · 3 obs
○ 2026-05-10 22:51:36
● 2026-06-03 00:13:10
● 2026-08-05 23:51:28
●A172.67.207.392026-06-03 → 2026-08-05 · 3 obs
○ 2026-05-10 22:51:36
● 2026-06-03 00:13:10
● 2026-08-05 23:51:28
●A2606:4700:3031::6815:5d4d2026-08-05 → 2026-08-05 · 2 obs
○ 2026-06-03 00:13:10
● 2026-08-05 23:51:28
●A2606:4700:3031::ac43:cf272026-08-05 → 2026-08-05 · 2 obs
○ 2026-06-03 00:13:10
● 2026-08-05 23:51:28
○A2606:4700:3036::6815:5d4d2026-06-03 → 2026-06-03 · 3 obs
○ 2026-05-10 22:51:36
● 2026-06-03 00:13:10
○ 2026-08-05 23:51:28
○A2606:4700:3037::ac43:cf272026-06-03 → 2026-06-03 · 3 obs
○ 2026-05-10 22:51:36
● 2026-06-03 00:13:10
○ 2026-08-05 23:51:28
○A37.27.255.2282026-04-26 → 2026-05-10 · 4 obs
● 2026-04-26 08:11:44
● 2026-05-10 22:51:36
○ 2026-06-03 00:13:10
○ 2026-08-05 23:51:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
one2auth.combecky.ns.cloudflare.com, damien.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.168

NS records: becky.ns.cloudflare.com, damien.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for one2auth.com (unsigned zone)

⏱️ Timing

Total: 1076ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.93.77, 172.67.207.39
AAAA22606:4700:3031::6815:5d4d, 2606:4700:3031::ac43:cf27
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.one2auth.com resolves to four IP addresses: 104.21.93.77, 172.67.207.39, 2606:4700:3031::6815:5d4d and 2606:4700:3031::ac43:cf27.

www.yphd.net, gygf4.kuvtivqiilqum.com, ttrvsii.icu and two other host names share IP numbers with mail.one2auth.com.