mail.opaion.at - robtex.com

mail.opaion.at

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:ddaa🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:333a🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.58Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.221.170🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.58, 172.67.221.170
IPv6 hints2606:4700:3034::ac43:ddaa, 2606:4700:3036::6815:333a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=156, name=cloudflare-ech.com

opaion.at

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:ddaa🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:333a🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.58Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.221.170🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalla.ns.cloudflare.com ⭐
NSned.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.58, 172.67.221.170
IPv6 hints2606:4700:3034::ac43:ddaa, 2606:4700:3036::6815:333a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=156, name=cloudflare-ech.com
SOAalla.ns.cloudflare.comdns@cloudflare.com serial=2400711005

Previously MX for

opaion.at

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.51.58172.67.221.1702606:4700:3034::ac43:ddaa2606:4700:3036::6815:333a94.102.211.55
●A104.21.51.582026-05-12 → 2026-05-12 · 2 obs
○ 2016-07-12 18:13:54
● 2026-05-12 00:29:26
●A172.67.221.1702026-05-12 → 2026-05-12 · 2 obs
○ 2016-07-12 18:13:54
● 2026-05-12 00:29:26
●A2606:4700:3034::ac43:ddaa2026-05-12 → 2026-05-12 · 2 obs
○ 2016-07-12 18:13:54
● 2026-05-12 00:29:26
●A2606:4700:3036::6815:333a2026-05-12 → 2026-05-12 · 2 obs
○ 2016-07-12 18:13:54
● 2026-05-12 00:29:26
○A94.102.211.552015-07-26 → 2016-07-12 · 3 obs
● 2015-07-26 11:35:08
● 2016-07-12 18:13:54
○ 2026-05-12 00:29:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
atn.ns.at, ns1.univie.ac.at, ns2.univie.ac.at, r.ns.at...-
opaion.atned.ns.cloudflare.com, alla.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.210

NS records: ned.ns.cloudflare.com, alla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opaion.at (unsigned zone)

⏱️ Timing

Total: 434ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.221.170, 104.21.51.58
AAAA22606:4700:3034::ac43:ddaa, 2606:4700:3036::6815:333a
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.opaion.at points to four IP numbers: 2606:4700:3034::ac43:ddaa, 2606:4700:3036::6815:333a, 104.21.51.58 and 172.67.221.170.

Other host names, for instance free(0x706f726e)tube.space, gkkh.cn, mectrol.net, motionpartnerssp-ace.digital and protolang.com share IP numbers with mail.opaion.at.