smtp.blasio.nl - robtex.com

smtp.blasio.nl

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:2a2c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:c7f8🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.42.44Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.199.248🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.42.44, 172.67.199.248
IPv6 hints2606:4700:3033::6815:2a2c, 2606:4700:3037::ac43:c7f8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com

blasio.nl

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:2a2c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:c7f8🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.42.44Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.199.248🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScruz.ns.cloudflare.com ⭐
NSgiancarlo.ns.cloudflare.com
MXmx00.ionos.co.uk ⭐
MXmx01.ionos.co.uk ⭐
TXTv=spf1 include:_spf-eu.ionos.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.42.44, 172.67.199.248
IPv6 hints2606:4700:3033::6815:2a2c, 2606:4700:3037::ac43:c7f8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com
SOAcruz.ns.cloudflare.comdns@cloudflare.com serial=2408024815

Previously MX for

blasio.nl

Same first word

smtp.net.ru
smtp.edu.ee
smtp.j.layershift.co.uk
smtp.net.ua
smtp.hu
smtp.mail.pl
smtp.iki.fi
smtp.org.uk
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smtp.org
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smtp.(0x787878)
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smtp.jcloud.kz
smtp.sp.gov.br

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.42.44172.67.199.2482606:4700:3033::6815:2a2c2606:4700:3037::ac43:c7f8185.60.252.19
●A104.21.42.442026-08-01 → 2026-08-01 · 2 obs
○ 2016-04-04 10:14:14
● 2026-08-01 12:13:44
●A172.67.199.2482026-08-01 → 2026-08-01 · 2 obs
○ 2016-04-04 10:14:14
● 2026-08-01 12:13:44
○A185.60.252.192015-06-10 → 2016-04-04 · 3 obs
● 2015-06-10 11:09:14
● 2016-04-04 10:14:14
○ 2026-08-01 12:13:44
●A2606:4700:3033::6815:2a2c2026-08-01 → 2026-08-01 · 2 obs
○ 2016-04-04 10:14:14
● 2026-08-01 12:13:44
●A2606:4700:3037::ac43:c7f82026-08-01 → 2026-08-01 · 2 obs
○ 2016-04-04 10:14:14
● 2026-08-01 12:13:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns3.dns.nl, ns4.dns.nl, ns1.dns.nl-
blasio.nlcruz.ns.cloudflare.com, giancarlo.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.5

NS records: cruz.ns.cloudflare.com, giancarlo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blasio.nl (unsigned zone)

⏱️ Timing

Total: 237ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.42.44, 172.67.199.248
AAAA22606:4700:3033::6815:2a2c, 2606:4700:3037::ac43:c7f8
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

smtp.blasio.nl resolves to four IP addresses: 104.21.42.44, 172.67.199.248, 2606:4700:3033::6815:2a2c and 2606:4700:3037::ac43:c7f8.

Two other host names, along with txserv.com, mail.zigarettenautomaten-harting.com and zigarettenautomaten-harting.com, also share IP numbers with smtp.blasio.nl.