gkm.dk

📜 Historical scan 2026-09-10 23:38:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gkm.dk is a .dk domain served by 2 nameservers (candy.ns.cloudflare.com, kurt.ns.cloudflare.com). It was registered on 21 March 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 167.172.99.77 is hosted by DigitalOcean, LLC (AS14061) in Germany. Mail is handled by gkm-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
candy.ns.cloudflare.com	108.162.192.79 172.64.32.79 173.245.58.79 2606:4700:50::adf5:3a4f 2803:f800:50::6ca2:c04f 2a06:98c1:50::ac40:204f	candy.ns.cloudflare.com candy.ns.cloudflare.com candy.ns.cloudflare.com candy.ns.cloudflare.com candy.ns.cloudflare.com candy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kurt.ns.cloudflare.com	108.162.193.193 172.64.33.193 173.245.59.193 2606:4700:58::adf5:3bc1 2803:f800:50::6ca2:c1c1 2a06:98c1:50::ac40:21c1	kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
167.172.99.77	300s	972253.cloudwaysapps.com	AS14061	DigitalOcean, LLC	167.172.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	gkm-dk.mail.protection.outlook.com	2a01:111:f403:ca09::20 2a01:111:f403:ca09::26 2a01:111:f403:ca21::c 2a01:111:f403:ca48::12 52.101.103.36 52.101.68.29 52.101.73.145 52.101.91.156	mail-as8pr05cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-maspr04cu00104.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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 55ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 167ms

TXT Record
533s3tdc320ui7qohfii9c1do1
MS=ms50347170
v=spf1 ip4:87.51.127.166 include:spf.protection.outlook.com include:spf.idsolutions.dk -all

✉️ SPF#

Policy	Record (gkm.dk)
-all (hard fail)	v=spf1 ip4:87.51.127.166 include:spf.protection.outlook.com include:spf.idsolutions.dk -all

📨 DMARC#

Policy	Record (_dmarc.gkm.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@itfe.dk; ruf=mailto:dmarc@itfe.dk; fo=0; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=none

📬 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 2026-10-11 04:38:03

www	104.26.4.214 104.26.5.214 172.67.74.120 2606:4700:20::681a:4d6 2606:4700:20::681a:5d6 2606:4700:20::ac43:4a78 (AS13335) (address records, no CNAME)
www vs bare domain	Different networks gkm.dk: 167.172.99.77 (AS14061) www.gkm.dk: 104.26.4.214 104.26.5.214 172.67.74.120 2606:4700:20::681a:4d6 (AS13335) (all like this)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-gkm-dk._domainkey.gkmas.onmicrosoft.com	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

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.gkm.dk	3LYxWVNvRErSXSTQbboIxoV-SCd305vXORpWBOu8uW4
TXT	_acme-challenge.gkm.dk	O3PC3i-vTuVH8x5JZnjJqPcXJhdC9vfNMmOHvXQn1y4
TXT	_acme-challenge.gkm.dk	PHERyyC1CG25hJ28xA9ZtB7Al5YnCc_CTw_XxFj-MlQ
TXT	_acme-challenge.gkm.dk	RqOk3dhCWFD_z3b6rNpbTbCpQF1tiRAbfV0aXmfn69M
TXT	_acme-challenge.gkm.dk	uCh01NzZ4mT44r78P3Gh02VWaEN9NUncaAC4jznaRRI
TXT	_acme-challenge.gkm.dk	v6ivlMG4PrCvvtfyDl-g05s_RdQsULRKgueuoimNOh0

🔗 TLSA / DANE#

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

🔐 DNSSEC#

119ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414358403
Primary NS (MNAME)	candy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 14:06:24

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-03-21
Expires	2027-03-31 (161d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

36ms

32ms

33ms

AAAA

36ms

TXT

167ms

CAA

37ms

HTTPS

34ms

TLSA

806ms

SOA

0ms

MTA-STS

48ms

DNSSEC

119ms

SRV

55ms

Total

1955ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-22 01:57:12	827ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-16 00:53:46	4035ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-10 23:38:42 shown	1955ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-06 07:00:44	2172ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-28 00:04:07	1227ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 16:22:22	1061ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-22 03:22:33	3496ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-17 00:41:14	1502ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 21:19:50	4562ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 10:49:52	1113ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 09:50:01	723ms	2 NS 1 A 1 MX	🔓 Insecure