2a.jo.st - robtex.com

2a.jo.st

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:c7ea🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:4a3e🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.74.62Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.199.234🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.74.62, 172.67.199.234
IPv6 hints2606:4700:3034::ac43:c7ea, 2606:4700:3037::6815:4a3e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com

jo.st

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:c7ea🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:4a3e🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.74.62Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.199.234🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjarred.ns.cloudflare.com ⭐
NSphoenix.ns.cloudflare.com
MXinbound-smtp.eu-west-1.amazonaws.com ⭐
TXTv=spf1 include:amazonses.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.74.62, 172.67.199.234
IPv6 hints2606:4700:3034::ac43:c7ea, 2606:4700:3037::6815:4a3e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com
SOAjarred.ns.cloudflare.comdns@cloudflare.com serial=2401822047
WOT: SAFE (50/100)
WOT: SAFE (46/100)

Same first word

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DNS History

4 records (4 active, 0 former)

A104.21.74.62172.67.199.2342606:4700:3034::ac43:c7ea2606:4700:3037::6815:4a3e
●A104.21.74.622026-04-04 → 2026-04-20 · 2 obs
● 2026-04-04 19:38:48
● 2026-04-20 05:22:54
●A172.67.199.2342026-04-04 → 2026-04-20 · 2 obs
● 2026-04-04 19:38:48
● 2026-04-20 05:22:54
●A2606:4700:3034::ac43:c7ea2026-04-04 → 2026-04-20 · 2 obs
● 2026-04-04 19:38:48
● 2026-04-20 05:22:54
●A2606:4700:3037::6815:4a3e2026-04-04 → 2026-04-20 · 2 obs
● 2026-04-04 19:38:48
● 2026-04-20 05:22:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
stsoutheast-2.dns-au.st, west-2.dns-us.st-
jo.stjarred.ns.cloudflare.com, phoenix.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.126

NS records: jarred.ns.cloudflare.com, phoenix.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for st (unsigned zone)

⏱️ Timing

Total: 462ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.74.62, 172.67.199.234
AAAA22606:4700:3037::6815:4a3e, 2606:4700:3034::ac43:c7ea
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

2a.jo.st points to four IP numbers: 2606:4700:3034::ac43:c7ea, 2606:4700:3037::6815:4a3e, 104.21.74.62 and 172.67.199.234.

Other host names, for instance www.obelix.ca, mail.wapforum.ge, mac.huayaojing.com, xn-----8kcbuaadys6afirgkcftk6q.xn--p1ai and nauchi02.ru share IP numbers with 2a.jo.st.