byenshold.dk

📜 Historical scan 2026-08-15 08:09:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byenshold.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 April 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by alt1.aspmx.l.google.com, alt2.aspmx.l.google.com. 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 90ms

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 66ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
127.0.0.1	3600s	—	—	—	—	—	—

📧 MX Records#

2 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 299ms

TXT Record
v=spf1 include:_custspf.one.com ~all
v=spf1 mx -all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (byenshold.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all
-all (hard fail)	v=spf1 mx -all

📨 DMARC#

Policy	Record (_dmarc.byenshold.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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 2026-10-14 21:20:47

www	46.30.211.38 (AS51468) (address records, no CNAME)
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: 1/10 · policy: ~all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

190ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081301
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 2026-10-14 21:47:09

Field	Value
Registrar	ONE.COM A/S
Registered	1998-04-08
Expires	2027-06-30 (247d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

90ms

66ms

74ms

AAAA

71ms

TXT

299ms

CAA

66ms

HTTPS

91ms

TLSA

95ms

SOA

0ms

MTA-STS

84ms

DNSSEC

190ms

SRV

8061ms

Total

8758ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 21:20:47	706ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-09 11:57:30	692ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-19 17:13:06	638ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-15 08:09:35 shown	8758ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-16 08:50:58	2668ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-26 04:01:27	1109ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-23 03:29:25	767ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-21 13:30:23	622ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 18:05:34	702ms	2 NS 1 A 3 MX	🔒 Secure