net-on.dk
Last scanned: 2026-06-24 18:51:11  ·  1291ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   59ms
NameserverIP addressesPTRASN / ISP
helium.ns.hetzner.de 193.47.99.5
2001:67c:192c::add:5		 helium.ns.hetzner.de
helium.ns.hetzner.de		 AS12337 noris network AG
AS12337 noris network AG
hydrogen.ns.hetzner.com 213.133.100.98
2a01:4f8:0:1::add:1098		 hydrogen.ns.hetzner.com
hydrogen.ns.hetzner.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com 2a01:4f8:0:1::add:2992
88.198.229.192		 oxygen.ns.hetzner.com
oxygen.ns.hetzner.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   63ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.183.138.100 3600s — AS47292 Sentia Denmark A/S 46.183.138.0/23 🇩🇰 Denmark —
📧 MX Records6 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s aspmx.l.google.com 2a00:1450:4010:c0e::1a
2a00:1450:4010:c0e::1a
64.233.164.26		 lu-in-x1a.1e100.net
lu-in-f26.1e100.net
lf-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 3600s alt1.aspmx.l.google.com 172.253.158.27
2404:6800:4003:c26::1a		 so-in-f27.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 3600s alt2.aspmx.l.google.com 108.177.125.26
2404:6800:4008:c01::1a		 tp-in-f26.1e100.net
tp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s mail.net-on.dk 142.251.142.243
2a00:1450:400f:807::2013
2a00:1450:400f:807::2013		 lcarnb-ah-in-f19.1e100.net
arn09s11-in-x13.1e100.net
lcarnb-ah-in-x13.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
20 3600s aspmx2.googlemail.com 172.253.158.26
2404:6800:4003:c26::1b		 so-in-f26.1e100.net
so-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
20 3600s aspmx3.googlemail.com 108.177.125.27
2404:6800:4008:c01::1a		 tp-in-f27.1e100.net
tp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovernet-on.dk → 46.183.138.100
🔶 Autoconfignet-on.dk → 46.183.138.100
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records4 records   220ms
TXT Record
google-site-verification=GSDkRvnfBnDbhh2pyKPoJR7DbHZQYXyWNFx9K1OsRu4
google-site-verification=NtGnKQC60MPkG5aIYxnlzAbMHWSemf72xsSf3-fno1U
MS=ms46994016
v=spf1 include:aspmx.googlemail.com ~all
✉️ SPF
PolicyRecord (net-on.dk)
~all (soft fail) v=spf1 include:aspmx.googlemail.com ~all
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.net-on.dk net-on.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC139ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA53ms
FieldValue
Serial2026041200
Primary NS (MNAME)hydrogen.ns.hetzner.com
Responsible (RNAME)dns@hetzner.com
Refresh86400s
Retry10800s
Expire3600000s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
59ms
A
63ms
MX
53ms
AAAA
57ms
TXT
220ms
CAA
72ms
HTTPS
69ms
TLSA
179ms
SOA
53ms
MTA-STS
89ms
DNSSEC
139ms
SRV
97ms
Total
1291ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-24 18:51:11 1291ms 3 NS 1 A 6 MX 🔓 Insecure View
2026-06-24 02:28:29 910ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 07:18:39 1482ms 3 NS 1 A 6 MX 🔓 Insecure View
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