flimmerkassen.dk

Records from scan: 2026-10-05 06:35:02 · 840ms total · last checked 2026-10-17 03:40 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

flimmerkassen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 September 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.106.166.52 is hosted by Fiberby ApS (AS42541) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 4 more. The zone is DNSSEC-signed and validates, has no 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 47ms

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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.106.166.52	43200s	193-106-166-52.ip4.fiberby.net	AS42541	Fiberby ApS	193.106.164.0/22	🇩🇰 Denmark	—

📧 MX Records#

6 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c08::1b 2a00:1450:4010:c08::1b 74.125.131.27	lg-in-x1b.1e100.net lg-in-f27.1e100.net lu-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	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.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::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	mail.flimmerkassen.dk	193.106.166.52	193-106-166-52.ip4.fiberby.net	AS42541 Fiberby ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	flimmerkassen.dk → 193.106.166.52
🔶 Autoconfig	flimmerkassen.dk → 193.106.166.52

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 185ms

TXT Record
v=spf1 mx a ip4:138.201.200.223/32 ?all

✉️ SPF#

Policy	Record (flimmerkassen.dk)
?all (neutral)	v=spf1 mx a ip4:138.201.200.223/32 ?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#

checked 2026-10-08 12:16:28

www CNAME	flimmerkassen.dk (all on flimmerkassen.dk) → 193.106.166.52 (AS42541)
www vs bare domain	Same network flimmerkassen.dk: 193.106.166.52 (AS42541) www.flimmerkassen.dk: 193.106.166.52 (AS42541)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.flimmerkassen.dk	2OuO3L7gtJj58aj8sjkPnKfqD8ojSTWl-Cj9n1KenOU
TXT	_acme-challenge.flimmerkassen.dk	4i7Q827pKL5zytoBdna_px2qIvDcIUqtsLX4o1V-zko
TXT	_acme-challenge.flimmerkassen.dk	BPUhWtorIUk8AnWvP9QnKA1WNo8WJgEBHXGfVAkOwTw
TXT	_acme-challenge.flimmerkassen.dk	DmLCBrKKJxspSMCtfBOW-mpTmLfKT5jOCG6bcLegycQ
TXT	_acme-challenge.flimmerkassen.dk	G0dH5thsmC2k2hbyfl-a1m7HSF_5zPhdSpYxFu8_tkU
TXT	_acme-challenge.flimmerkassen.dk	H5xaMCzuZRTv3qQNplDgqZtJDpXplNQjllabT_YgSsI
TXT	_acme-challenge.flimmerkassen.dk	HoaVYTaB1U8XCIzNqx2NFHqXuuwxGgSaKHnuv1EkhJE
TXT	_acme-challenge.flimmerkassen.dk	R2DQGHb_WRcxYtUH4j22FiHeK_7cRJsPWHAq4YbxxhI
TXT	_acme-challenge.flimmerkassen.dk	VNkcNWpLa6BiFm4IvgatzBrDyIUpUUpeBQlOybo3Z_Q
TXT	_acme-challenge.flimmerkassen.dk	YZSnXwI2DjSYPW-ijRG9s70QMknX4V4bEG3kDl5lFRA
TXT	_acme-challenge.flimmerkassen.dk	_HI-TuFvXO8cXFyA9QXQBgzLrlDux5u473u1Fps0y28
TXT	_acme-challenge.flimmerkassen.dk	d-gTi1chrnX-qWchDH_Cg6W09NkKsNViwL_7MaQk7Og
TXT	_acme-challenge.flimmerkassen.dk	dUG02tTDkGc9x2-4p_Zw9elSCMbYsvwMEs5v-ueeHCs
TXT	_acme-challenge.flimmerkassen.dk	gxBoZ6NJCrbKOMFvNtuWhMK1KdL2QTNjQYcuGrWYIEs
TXT	_acme-challenge.flimmerkassen.dk	ktafxVlySX-lEqFXe1T_RFJdQko2eDAk_N5EkYby0rk
TXT	_acme-challenge.flimmerkassen.dk	lZl63hIfNaJkw1ReBR3825IgLtF02yoYoqn6yTPXb0E
TXT	_acme-challenge.flimmerkassen.dk	lslEujFePQ3DvytnIhM4tnhYwOmIRa0prHHB_SzboZw
TXT	_acme-challenge.flimmerkassen.dk	oK1VtvZyAf7Nxn4VafaEAnMJtn7CYntVpIIO08U8bfk
TXT	_acme-challenge.flimmerkassen.dk	oKvtf-LHVC0OwLWqG4sISxvmoH-2v-uBg-3Os0urKYE
TXT	_acme-challenge.flimmerkassen.dk	pWxOmaBQp91W2pmP7sMf1aRXTH5-EjzMdNzrlxsjIUQ
TXT	_acme-challenge.flimmerkassen.dk	pYiEHoLWI-5V9lIqIxHHNwOllCx-eGTqNiHPL05_wfk
TXT	_acme-challenge.flimmerkassen.dk	wk3VvttB739B1_v5nx-hVU91FO_0AWHQ9dRQ5VNsXHM
TXT	_acme-challenge.flimmerkassen.dk	wx8zr-7nY0RtrV2He1GmkbgxK-ioorbnI_CIKsm8KwI
TXT	_acme-challenge.flimmerkassen.dk	y2FymQtiQEGsxWVjglr2Anl3Du3ohVv0_KInxe1AZ8A

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms

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

🏷️ SOA#

50ms

Field	Value
Serial	2026100401
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 2026-10-05 06:55:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-09-05
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

42ms

AAAA

40ms

TXT

185ms

CAA

38ms

HTTPS

55ms

TLSA

294ms

SOA

50ms

MTA-STS

54ms

DNSSEC

70ms

SRV

60ms

Total

840ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 06:35:02 shown	840ms	2 NS 1 A 6 MX	🔒 Secure
2026-10-01 06:05:53	1346ms	2 NS 1 A 6 MX	🔒 Secure
2026-09-30 04:16:57	1377ms	2 NS 1 A 6 MX	🔒 Secure
2026-09-24 01:53:30	855ms	2 NS 1 A 6 MX	🔒 Secure
2026-09-07 00:45:41	1381ms	2 NS 1 A 6 MX	🔒 Secure
2026-06-19 23:32:25	6623ms	2 NS 1 A 6 MX	🔒 Secure
2026-06-19 18:57:55	999ms	2 NS 1 A 6 MX	🔒 Secure
2026-06-17 09:39:29	1338ms	2 NS 1 A 6 MX	🔒 Secure