holstrup-ts.dk

📜 Historical scan 2026-06-28 21:07:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holstrup-ts.dk is a .dk domain served by 3 nameservers (ns1.nordicnumber.com, ns2.nordicnumber.com, ns3.nordicnumber.com). It was registered on 27 May 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is not DNSSEC-signed, has no 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#

3 records 47ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nordicnumber.com	91.198.138.46	ns1.nordicnumber.com	AS51167 Contabo GmbH
ns2.nordicnumber.com	91.198.138.47	ns2.nordicnumber.com	AS51167 Contabo GmbH
ns3.nordicnumber.com	213.136.93.70	ns3.nnhosting.eu	AS51167 Contabo GmbH

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
76.76.21.21	900s	—	AS16509	Amazon.com, Inc.	76.76.21.0/24	🇺🇸 United States	Walnut

📧 MX Records#

7 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	900s	aspmx.l.google.com	2a00:1450:4010:c08::1a 2a00:1450:4010:c08::1a 64.233.164.26	lg-in-x1a.1e100.net lg-in-f26.1e100.net lf-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	900s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	900s	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	900s	aspmx2.googlemail.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
10	900s	aspmx3.googlemail.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
10	900s	aspmx4.googlemail.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
10	900s	aspmx5.googlemail.com	192.178.230.26 2404:6800:400b:c01b::1a	yunrtab-in-f26.1e100.net yunrtab-in-f26.1e100.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#

2 records 299ms

TXT Record
google-site-verification=es6OJY22MUuC00L-k_JRilJXNbb1mOCvoA0gHlJdvAo
v=spf1 a mx ~all

✉️ SPF#

Policy	Record (holstrup-ts.dk)
~all (soft fail)	v=spf1 a mx ~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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 04:05:44

www CNAME	cname.vercel-dns.com (all on vercel-dns.com) → 66.33.60.129 76.76.21.22 (AS16509)
www vs bare domain	Same network holstrup-ts.dk: 76.76.21.21 (AS16509) www.holstrup-ts.dk: 66.33.60.129 76.76.21.22 (AS16509)
Wildcard	No

🔎 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#

88ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

47ms

Field	Value
Serial	2016042622
Primary NS (MNAME)	ns1.nordicnumber.com
Responsible (RNAME)	hostmaster@nordicnumber.com
Refresh	900s
Retry	600s
Expire	900s
Minimum (neg-cache TTL)	900s

📋 Registration#

WHOIS fetched 2026-10-05 23:11:17

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-05-27
Expires	2027-05-31 (225d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

53ms

47ms

AAAA

46ms

TXT

299ms

CAA

46ms

HTTPS

49ms

TLSA

128ms

SOA

47ms

MTA-STS

78ms

DNSSEC

88ms

SRV

75ms

Total

3361ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 12:24:01	9654ms	3 NS 1 A 7 MX	🔓 Insecure
2026-09-06 03:39:25	12067ms	3 NS 1 A 7 MX	🔓 Insecure
2026-08-26 06:29:37	1056ms	3 NS 1 A 7 MX	🔓 Insecure
2026-06-28 21:07:21 shown	3361ms	3 NS 1 A 7 MX	🔓 Insecure
2026-06-17 13:59:35	4202ms	3 NS 1 A 7 MX	🔓 Insecure