khfrb.dk

📜 Historical scan 2026-08-20 10:06:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

khfrb.dk is a .dk domain served by 2 nameservers (ben.ns.cloudflare.com, harlee.ns.cloudflare.com). It was registered on 12 July 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.50.121 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 61ms

Nameserver	IP addresses	PTR	ASN / ISP
ben.ns.cloudflare.com	108.162.193.103 172.64.33.103 173.245.59.103 2606:4700:58::adf5:3b67 2803:f800:50::6ca2:c167 2a06:98c1:50::ac40:2167	ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
harlee.ns.cloudflare.com	108.162.194.238 162.159.38.238 172.64.34.238 2606:4700:50::a29f:26ee 2803:f800:50::6ca2:c2ee 2a06:98c1:50::ac40:22ee	harlee.ns.cloudflare.com harlee.ns.cloudflare.com harlee.ns.cloudflare.com harlee.ns.cloudflare.com harlee.ns.cloudflare.com harlee.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.50.121	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.163.5	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	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	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	173.194.41.26 2404:6800:4001:c01::1b	— yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.50.121
🔶 Autoconfig	172.67.163.5

🔷 AAAA Records (IPv6)#

2 records 60ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:a305	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:3279	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 75ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.50.121,172.67.163.5 ech=AEX+DQBBiQAgACBsh2UmOfwOh/Sc2rJZu0uWpIM51MG/Ra8CYTTTPWN5SQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:a305,2606:4700:3036::6815:3279

📝 TXT Records#

3 records 250ms

TXT Record
google-site-verification=-W7ZUnFH_pfzsCa0KffE4pwJ-tJNdBRSPWNVDlwEtRk
google-site-verification=0vETZayKYI-z5ruNfBnteLd2P1zE2C7kIDLkgTJXWRU
v=spf1 a mx ip4:198.251.84.236 ip4:66.85.73.162 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (khfrb.dk)
~all (soft fail)	v=spf1 a mx ip4:198.251.84.236 ip4:66.85.73.162 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.khfrb.dk)
p=reject	v=DMARC1; p=reject; adkim=s; aspf=s;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

11 records 83ms

Flags	Tag	Value
0	iodef	mailto:info@khfrb.dk
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-18 02:49:09

www	104.21.50.121 172.67.163.5 2606:4700:3035::ac43:a305 2606:4700:3036::6815:3279 (AS13335) (address records, no CNAME)
www vs bare domain	Same network khfrb.dk: 104.21.50.121 172.67.163.5 2606:4700:3035::ac43:a305 2606:4700:3036::6815:3279 (AS13335) www.khfrb.dk: 104.21.50.121 172.67.163.5 2606:4700:3035::ac43:a305 2606:4700:3036::6815:3279 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

174ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412615849
Primary NS (MNAME)	ben.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 03:18:17

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2024-07-12
Expires	2027-07-11 (264d)

📋 WHOIS#

⏱️ Lookup Timing#

61ms

78ms

51ms

AAAA

60ms

TXT

250ms

CAA

83ms

HTTPS

75ms

TLSA

134ms

SOA

0ms

MTA-STS

64ms

DNSSEC

174ms

SRV

223ms

Total

18767ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 02:49:09	3096ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-17 02:19:08	3107ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-12 16:59:11	1044ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-07 03:19:20	2484ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-05 00:36:09	658ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-01 00:00:08	1051ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-27 01:51:13	972ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-23 22:47:27	1107ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-22 07:28:19	1236ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-14 05:46:58	1254ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-20 10:06:13 shown	18767ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-19 05:24:01	14257ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-14 01:16:45	4067ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-27 10:25:38	11092ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-03 05:29:22	1084ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-24 14:30:27	2033ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-17 15:10:40	1679ms	2 NS 2 A 5 MX	❓ Unknown