holckogco.dk

📜 Historical scan 2026-06-20 12:31:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holckogco.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 198.185.159.144 is hosted by Squarespace, Inc. (AS53831) in United States. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, 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#

2 records 80ms

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#

4 records 81ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York
198.185.159.145	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	—
198.49.23.144	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—
198.49.23.145	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	smtp.google.com	142.251.1.26 142.251.1.27 173.194.221.26 2a00:1450:4010:c02::1b 2a00:1450:4010:c02::1b 2a00:1450:4010:c06::1b 2a00:1450:4010:c06::1b 2a00:1450:4010:c1e::1a 2a00:1450:4010:c1e::1b 64.233.163.26 74.125.205.26	lb-in-f26.1e100.net lb-in-f27.1e100.net lm-in-f26.1e100.net le-in-f27.1e100.net le-in-x1b.1e100.net lj-in-f27.1e100.net lj-in-x1b.1e100.net lb-in-f26.1e100.net lb-in-f27.1e100.net lj-in-f26.1e100.net le-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC 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#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-09 05:49:32

www CNAME	ext-cust.squarespace.com (all on squarespace.com) → 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831)
www vs bare domain	Same network holckogco.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831) www.holckogco.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

173ms

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

🏷️ SOA#

71ms

Field	Value
Serial	2026052501
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#

80ms

81ms

74ms

AAAA

74ms

TXT

237ms

CAA

80ms

HTTPS

74ms

TLSA

82ms

SOA

71ms

MTA-STS

182ms

DNSSEC

173ms

SRV

227ms

Total

1151ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 01:03:05	688ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-30 06:07:52	859ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-26 16:49:33	1324ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-23 15:31:48	658ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-20 05:23:50	880ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-27 16:19:53	860ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-27 08:00:08	2764ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-27 04:03:27	637ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-26 15:24:46	8877ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-20 05:24:58	1114ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-18 18:04:23	8929ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-28 13:33:34	1109ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-22 22:30:11	1157ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 12:31:49 shown	1151ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-17 13:13:51	259ms	0 NS 0 A 0 MX	❓ Unknown