gd.dk

📜 Historical scan 2026-10-13 07:29:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gd.dk is a .dk domain served by 2 nameservers (bob.ns.cloudflare.com, dora.ns.cloudflare.com). It was registered on 17 June 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.79.5 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by gd-dk.mail.protection.outlook.com. 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 27ms

Nameserver	IP addresses	PTR	ASN / ISP
bob.ns.cloudflare.com	108.162.193.104 172.64.33.104 173.245.59.104 2606:4700:58::adf5:3b68 2803:f800:50::6ca2:c168 2a06:98c1:50::ac40:2168	bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dora.ns.cloudflare.com	108.162.192.108 172.64.32.108 173.245.58.108 2606:4700:50::adf5:3a6c 2803:f800:50::6ca2:c06c 2a06:98c1:50::ac40:206c	dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com dora.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.31.79.5	300s	v4-elastic-ingress.balancer01.hyperscalemega.cloud	AS47527	DLX A/S	185.31.76.0/22	🇩🇰 Denmark	Herning

📧 MX Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	gd-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca09::24 2a01:111:f403:ca09::28 2a01:111:f403:ca38::a 52.101.103.162 52.101.185.114 52.101.209.31 52.101.91.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-matpr04cu00101.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

1 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:b920:3:1337::5	300s	—	AS47527	DLX A/S	2a00:b920:0:0:0:0:0:0/29	🇩🇰 Denmark	Herning

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 74ms

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

📝 TXT Records#

2 records 207ms

TXT Record
google-site-verification=-Ggel6SO0Me5Vu2mgLKcmzgAOEM6kqtaEFmKXNLI3i0
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (gd.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.gd.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:2bfe245fdffc44d3a36f6d2b132ef23f@dmarc-reports.cloudflare.net

📬 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 2026-10-14 09:07:21

www CNAME	gd.dk (all on gd.dk) → 185.31.79.5 2a00:b920:3:1337::5 (AS47527)
www vs bare domain	Same network gd.dk: 185.31.79.5 2a00:b920:3:1337::5 (AS47527) www.gd.dk: 185.31.79.5 2a00:b920:3:1337::5 (AS47527)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

8 found

Selector	CNAME	Key
default	—	Revoked (empty key)
dkim	—	Revoked (empty key)
k1	—	Revoked (empty key)
mail	—	Revoked (empty key)
s1	—	Revoked (empty key)
s2	—	Revoked (empty key)
selector1	selector1-gd-dk._domainkey.gdas1.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-gd-dk._domainkey.gdas1.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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.gd.dk	_acme-challenge.powr.host

🔗 TLSA / DANE#

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

🔐 DNSSEC#

124ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2417286281
Primary NS (MNAME)	bob.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 09:27:44

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-06-17
Expires	2031-06-30 (1715d)

🔗 Same registrant#

18 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).

Domain	Registrar
cabel-id.dk	Punktum dk A/S (direct)
cabelid.dk	Punktum dk A/S (direct)
gd-i.dk	Punktum dk A/S (direct)
gd-online.dk	Punktum dk A/S (direct)
gdforum.dk	Punktum dk A/S (direct)
gdpowernet.dk	Punktum dk A/S (direct)
gdwc.dk	Punktum dk A/S (direct)
gdwinecare.dk	Punktum dk A/S (direct)
gdwnc.dk	Punktum dk A/S (direct)
jetting.dk	Punktum dk A/S (direct)
kabel-id.dk	Punktum dk A/S (direct)
kabelid.dk	Punktum dk A/S (direct)
kabeltelt.dk	Punktum dk A/S (direct)
krymp.dk	Punktum dk A/S (direct)
muffer.dk	Punktum dk A/S (direct)
multimeter.dk	Punktum dk A/S (direct)
plumett.dk	Punktum dk A/S (direct)
termo-kamera.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

27ms

35ms

AAAA

42ms

TXT

207ms

CAA

42ms

HTTPS

54ms

TLSA

695ms

SOA

42ms

MTA-STS

79ms

DNSSEC

124ms

SRV

74ms

Total

1405ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 09:07:20	3686ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-13 07:29:38 shown	1405ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 12:09:59	1670ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 18:20:31	1472ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 21:02:42	1211ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-05 01:21:03	3265ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-11 20:26:25	3457ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 00:47:48	1536ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 00:37:40	5806ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:24:36	1036ms	2 NS 1 A 1 MX	🔒 Secure