gd-online.dk

📜 Historical scan 2026-06-21 12:19:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gd-online.dk is a .dk domain served by 2 nameservers (bob.ns.cloudflare.com, dora.ns.cloudflare.com). It was registered on 24 January 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.84.128 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by gdonline-dk0e.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 74ms

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#

2 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.84.128	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.193.7	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 89ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	gdonline-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca09::20 2a01:111:f403:ca09::8 52.101.68.18 52.101.68.25 52.101.73.11 52.101.73.2	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

2 records 95ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:c107	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:5480	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 97ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.84.128,172.67.193.7 ech=AEX+DQBBuQAgACCb715ltOhHF/AsOemgjjy7bjnqXOCCDW5kHAz/gxe1OgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:c107,2606:4700:3036::6815:5480

🔌 SRV Records#

1 records 135ms

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

📝 TXT Records#

2 records 401ms

TXT Record
MS=ms37725463
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (gd-online.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 2026-10-19 08:03:03

www	104.21.84.128 172.67.193.7 2606:4700:3031::6815:5480 2606:4700:3037::ac43:c107 (AS13335) (address records, no CNAME)
www vs bare domain	Same network gd-online.dk: 104.21.84.128 172.67.193.7 2606:4700:3031::6815:5480 2606:4700:3037::ac43:c107 (AS13335) www.gd-online.dk: 104.21.84.128 172.67.193.7 2606:4700:3031::6815:5480 2606:4700:3037::ac43:c107 (AS13335)
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

🔎 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#

287ms

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

🏷️ SOA#

83ms

Field	Value
Serial	2407084854
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 2026-10-17 07:09:04

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-01-24
Expires	2027-01-31 (99d)

🔗 Same registrant#

22 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)
daugsch.dk	Punktum dk A/S (direct)
gd-i.dk	Punktum dk A/S (direct)
gd-powernet.dk	Punktum dk A/S (direct)
gd.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)
mufferonline.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)
winedispenser.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

74ms

73ms

89ms

AAAA

95ms

TXT

401ms

CAA

76ms

HTTPS

97ms

TLSA

153ms

SOA

83ms

MTA-STS

85ms

DNSSEC

287ms

SRV

135ms

Total

1161ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 08:03:03	1466ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-18 07:48:53	1651ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-17 06:37:01	1405ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-16 06:31:31	3055ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-15 05:32:08	1814ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-09 20:40:40	1398ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-20 14:45:08	1479ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-20 13:09:54	1729ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-28 03:32:15	958ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 02:04:03	1570ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-17 02:23:32	2184ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-11 19:03:19	17582ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-04 15:29:34	4174ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-13 13:07:57	1948ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 12:19:25 shown	1161ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 10:32:46	1262ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 10:30:05	1117ms	2 NS 2 A 1 MX	🔒 Secure