n42.dk

📜 Historical scan 2026-09-13 06:16:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

n42.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.228.81.105 is hosted by Altibox Danmark AS (AS214875) in Denmark. Mail is handled by gathond.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.228.81.105	43200s	188.228.81.105.dynamic.altibox.net	AS214875	Altibox Danmark AS	188.228.80.0/22	🇩🇰 Denmark	Holstebro

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	gathond.dk	188.228.81.105	188.228.81.105.dynamic.altibox.net	AS214875 Altibox Danmark AS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	n42.dk → 188.228.81.105
🔶 Autoconfig	n42.dk → 188.228.81.105

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 155ms

TXT Record
v=spf1 ip4:188.228.93.158 ip4:188.228.81.105 -all

✉️ SPF#

Policy	Record (n42.dk)
-all (hard fail)	v=spf1 ip4:188.228.93.158 ip4:188.228.81.105 -all

📨 DMARC#

Policy	Record (_dmarc.n42.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc-rua@gathond.dk;

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 21:44:32

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks n42.dk: 188.228.81.105 (AS214875) www.n42.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.n42.dk	n42.dk

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

122ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026091001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

42ms

31ms

36ms

AAAA

38ms

TXT

155ms

CAA

28ms

HTTPS

32ms

TLSA

118ms

SOA

0ms

MTA-STS

59ms

DNSSEC

122ms

SRV

52ms

Total

869ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 21:44:32	725ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 07:25:25	4594ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 19:23:50	1181ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-13 06:16:24 shown	869ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 05:29:22	8973ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 15:15:33	779ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 03:30:10	721ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 09:30:43	914ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 03:24:32	2591ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 18:35:00	1113ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 16:37:16	2429ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 01:27:21	1198ms	2 NS 1 A 1 MX	🔒 Secure