grevlund.dk

📜 Historical scan 2026-06-20 05:39:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grevlund.dk is a .dk domain served by 2 nameservers (betty.ns.cloudflare.com, darl.ns.cloudflare.com). It was registered on 14 April 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.86.189 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by grevlund-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 113ms

Nameserver	IP addresses	PTR	ASN / ISP
betty.ns.cloudflare.com	108.162.192.75 172.64.32.75 173.245.58.75 2606:4700:50::adf5:3a4b 2803:f800:50::6ca2:c04b 2a06:98c1:50::ac40:204b	betty.ns.cloudflare.com betty.ns.cloudflare.com betty.ns.cloudflare.com betty.ns.cloudflare.com betty.ns.cloudflare.com betty.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
darl.ns.cloudflare.com	108.162.193.98 172.64.33.98 173.245.59.98 2606:4700:58::adf5:3b62 2803:f800:50::6ca2:c162 2a06:98c1:50::ac40:2162	darl.ns.cloudflare.com darl.ns.cloudflare.com darl.ns.cloudflare.com darl.ns.cloudflare.com darl.ns.cloudflare.com darl.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 96ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.86.189	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.136.25	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 71ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	grevlund-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca04::f 2a01:111:f403:ca09::20 2a01:111:f403:ca09::e 52.101.68.21 52.101.73.16 52.101.73.2 52.101.73.26	mail-db6pr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.98.16.6

🔷 AAAA Records (IPv6)#

2 records 73ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:56bd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:8819	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 74ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.86.189,172.67.136.25 ech=AEX+DQBB6gAgACCmWsfKnxBIRMinjBvNZmTBCIAk0G6sxXmwwU+YJYkYFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:56bd,2606:4700:3035::ac43:8819

📝 TXT Records#

1 records 508ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (grevlund.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 2026-10-23 14:03:15

www	104.21.86.189 172.67.136.25 2606:4700:3030::6815:56bd 2606:4700:3035::ac43:8819 (AS13335) (address records, no CNAME)
www vs bare domain	Same network grevlund.dk: 104.21.86.189 172.67.136.25 2606:4700:3030::6815:56bd 2606:4700:3035::ac43:8819 (AS13335) www.grevlund.dk: 104.21.86.189 172.67.136.25 2606:4700:3030::6815:56bd 2606:4700:3035::ac43:8819 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

187ms

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

🏷️ SOA#

85ms

Field	Value
Serial	2407329084
Primary NS (MNAME)	betty.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 08:49:23

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-04-14
Expires	2027-04-30 (188d)

🔗 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
aalborg-autogenbrug.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

113ms

96ms

71ms

AAAA

73ms

TXT

508ms

CAA

67ms

HTTPS

74ms

TLSA

184ms

SOA

85ms

MTA-STS

78ms

DNSSEC

187ms

SRV

132ms

Total

1081ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 14:03:15	600ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-16 07:25:39	951ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-08 19:46:45	3439ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-05 14:18:56	2287ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 12:44:38	1750ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-15 01:50:32	1606ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-18 07:52:02	3151ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-11 00:20:48	2598ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-25 09:15:42	10758ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 13:34:02	1583ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 10:31:16	1382ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 07:37:39	937ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 05:39:39 shown	1081ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 09:24:03	1050ms	2 NS 2 A 1 MX	🔓 Insecure