wittrup.dk

📜 Historical scan 2026-09-18 12:04:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

wittrup.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 January 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.239.32.21 is hosted by Google LLC (AS15169) in United States. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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 40ms

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#

5 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.239.32.21	43200s	any-in-2015.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.34.21	43200s	any-in-2215.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.36.21	43200s	any-in-2415.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.38.21	43200s	any-in-2615.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
87.116.7.118	600s	mail.itgv.dk	AS31027	GlobalConnect A/S	87.116.0.0/18	🇩🇰 Denmark	—

📧 MX Records#

2 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	3600s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 135ms

TXT Record
protonmail-verification=f86e6acdcf24613a5ec3daabcc032d46e0b81f54
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCdkT0a9ODd7LtNuE6AZmhxax/PolBOBsb+xZie3iIMRxR0rd3R5wiUdoGKVlkBnQKPgvf+KgfOtgBrTsqC16D70fc9igwnYU1GGs3vdX9dAxXCp54Yy1Auxh0DSPvC2pxT1HR9vBkrKSIollOODIKY7mwv8kmvTqrUY19Q1/y/VQIDAQAB
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

Policy	Record (wittrup.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

Policy	Record (_dmarc.wittrup.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-19 18:10:54

www	87.116.7.118 (AS31027) (address records, no CNAME)
www vs bare domain	Same network wittrup.dk: 216.239.32.21 216.239.34.21 216.239.36.21 216.239.38.21 (AS15169 AS31027) www.wittrup.dk: 87.116.7.118 (AS31027)
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#

4 records 1202ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

116ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026091501
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 2026-10-18 01:03:27

Field	Value
Registrar	ONE.COM A/S
Registered	1998-01-09
Expires	2027-03-31 (157d)

🔗 Same registrant#

1 domain

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
fiberpartner.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

40ms

36ms

44ms

AAAA

43ms

TXT

135ms

CAA

38ms

HTTPS

32ms

TLSA

1202ms

SOA

0ms

MTA-STS

55ms

DNSSEC

116ms

SRV

53ms

Total

1927ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 18:10:54	793ms	2 NS 5 A 2 MX	🔒 Secure
2026-09-29 21:38:43	699ms	2 NS 5 A 2 MX	🔒 Secure
2026-09-27 23:11:45	916ms	2 NS 5 A 2 MX	🔒 Secure
2026-09-18 12:04:23 shown	1927ms	2 NS 5 A 2 MX	🔒 Secure
2026-09-03 21:55:59	743ms	2 NS 5 A 2 MX	🔒 Secure
2026-08-25 18:05:34	902ms	2 NS 5 A 2 MX	🔒 Secure
2026-08-18 18:20:42	1259ms	2 NS 5 A 2 MX	🔒 Secure
2026-08-12 03:16:29	2939ms	2 NS 5 A 2 MX	🔒 Secure
2026-07-21 11:59:40	17269ms	2 NS 5 A 2 MX	🔒 Secure
2026-06-18 00:29:44	837ms	2 NS 5 A 2 MX	🔒 Secure