281.dk

Records from scan: 2026-10-23 21:37:26 · 1604ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

281.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 April 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 103ms

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 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.211.38	600s	domain-parking.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

5 records 97ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 64.233.164.27	lh-in-x1b.1e100.net lh-in-f27.1e100.net lf-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.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
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 335ms

TXT Record
v=spf1 include:_spf.google.com include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (281.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:_custspf.one.com ~all

📨 DMARC#

Policy	Record (_dmarc.281.dk)
p=reject	v=DMARC1; p=reject

📬 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#

checked 2026-10-23 21:37:26

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Same network 281.dk: 46.30.211.38 (AS51468) www.281.dk: 46.30.211.38 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

288ms

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

🏷️ SOA#

66ms

Field	Value
Serial	2026102207
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-23 21:49:45

Field	Value
Registrar	ONE.COM A/S
Registered	2025-04-03
Expires	2027-04-02 (159d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
ctsdefence.dk	ONE.COM A/S
ctsolutions.dk	ONE.COM A/S
cttactics.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

103ms

84ms

97ms

AAAA

82ms

TXT

335ms

CAA

100ms

HTTPS

266ms

TLSA

257ms

SOA

66ms

MTA-STS

252ms

DNSSEC

288ms

SRV

276ms

Total

1604ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 21:37:26 shown	1604ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-07 18:47:04	522ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-04 16:46:32	1616ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-28 16:18:25	695ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-27 16:13:37	671ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-21 08:11:22	1003ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-27 22:28:55	1098ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-07 06:11:56	4913ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-01 18:09:36	2459ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-29 04:04:02	1217ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-16 15:28:51	24906ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-25 20:44:22	737ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-20 02:14:05	551ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 13:18:00	10975ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 13:12:43	779ms	2 NS 1 A 4 MX	🔒 Secure