mail.b3.ro - robtex.com

mail.b3.ro

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:887🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:bc78🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.135Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.120🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.8.135, 172.67.188.120
IPv62606:4700:3031::6815:887, 2606:4700:3033::ac43:bc78

b3.ro

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:887🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:bc78🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.135Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.120🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaragorn.ns.cloudflare.com ⭐
NSpola.ns.cloudflare.com
MXlinda.mx.cloudflare.net ⭐
MXamir.mx.cloudflare.net(9)
MXisaac.mx.cloudflare.net(26)
TXTgoogle-site-verification=_6xLUc_9H7FIwHIhHqmvFnwarUekWodXvRg38SMrphE
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.8.135, 172.67.188.120
IPv62606:4700:3031::6815:887, 2606:4700:3033::ac43:bc78
SOAaragorn.ns.cloudflare.comdns@cloudflare.com serial=2396498234

Previously MX for

b3.ro

Same first word

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mail.club
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mail.top
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DNS History

9 records (4 active, 5 former)

20162017201820192020202120222023202420252026A104.21.8.135172.67.188.1202606:4700:3031::6815:8872606:4700:3033::ac43:bc78188.114.96.0188.114.97.0188.212.152.1892a06:98c1:3120::2a06:98c1:3121::
●A104.21.8.1352026-03-05 → 2026-03-26 · 3 obs
○ 2016-12-30 04:16:34
● 2026-03-05 11:12:48
● 2026-03-26 21:02:50
●A172.67.188.1202026-03-05 → 2026-03-26 · 3 obs
○ 2016-12-30 04:16:34
● 2026-03-05 11:12:48
● 2026-03-26 21:02:50
○A188.114.96.02026-03-05 → 2026-03-26 · 2 obs
○ 2026-03-05 11:12:48
○ 2026-03-26 21:02:50
○A188.114.97.02026-03-05 → 2026-03-26 · 2 obs
○ 2026-03-05 11:12:48
○ 2026-03-26 21:02:50
○A188.212.152.1892015-06-15 → 2016-12-30 · 4 obs
● 2015-06-15 18:33:36
● 2016-12-30 04:16:34
○ 2026-03-05 11:12:48
○ 2026-03-26 21:02:50
●A2606:4700:3031::6815:8872026-03-05 → 2026-03-26 · 3 obs
○ 2016-12-30 04:16:34
● 2026-03-05 11:12:48
● 2026-03-26 21:02:50
●A2606:4700:3033::ac43:bc782026-03-05 → 2026-03-26 · 3 obs
○ 2016-12-30 04:16:34
● 2026-03-05 11:12:48
● 2026-03-26 21:02:50
○A2a06:98c1:3120::2026-03-05 → 2026-03-26 · 2 obs
○ 2026-03-05 11:12:48
○ 2026-03-26 21:02:50
○A2a06:98c1:3121::2026-03-05 → 2026-03-26 · 2 obs
○ 2026-03-05 11:12:48
○ 2026-03-26 21:02:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rodns-c.rotld.ro, dns-at.rotld.ro, primary.rotld.ro, sec-dns-a.rotld.ro...-
b3.ropola.ns.cloudflare.com, aragorn.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.67

NS records: pola.ns.cloudflare.com, aragorn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for b3.ro (unsigned zone)

⏱️ Timing

Total: 643ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.8.135, 172.67.188.120
AAAA22606:4700:3031::6815:887, 2606:4700:3033::ac43:bc78
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

Four IP numbers are pointed to by mail.b3.ro: 2606:4700:3031::6815:887, 2606:4700:3033::ac43:bc78, 104.21.8.135 and 172.67.188.120.

other host names including musicablanca.com, waupunvet.com, www.totalketodiet.com, www.pccpl.ac.th and medikasuherman.ac.id share IP numbers with mail.b3.ro.