go.dk

📜 Historical scan 2026-10-06 04:07:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

go.dk is a .dk domain served by 2 nameservers (hank.ns.cloudflare.com, olga.ns.cloudflare.com). It was registered on 24 February 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.87.115 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by go-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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
hank.ns.cloudflare.com	108.162.193.116 172.64.33.116 173.245.59.116 2606:4700:58::adf5:3b74 2803:f800:50::6ca2:c174 2a06:98c1:50::ac40:2174	hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
olga.ns.cloudflare.com	108.162.192.137 172.64.32.137 173.245.58.137 2606:4700:50::adf5:3a89 2803:f800:50::6ca2:c089 2a06:98c1:50::ac40:2089	olga.ns.cloudflare.com olga.ns.cloudflare.com olga.ns.cloudflare.com olga.ns.cloudflare.com olga.ns.cloudflare.com olga.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.87.115	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.6	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	go-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca09::20 2a01:111:f403:ca21::a 2a01:111:f403:ca48::8 52.101.103.140 52.101.68.29 52.101.73.123 52.101.91.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00203.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	172.67.143.6
🔶 Autoconfig	104.21.87.115

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:5773	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:8f06	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.87.115,172.67.143.6 ech=AEX+DQBBkQAgACBSl7ezb95/PNg5dHEr7G+D7kREUzxBWyhgOruppbtbFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5773,2606:4700:3037::ac43:8f06

📝 TXT Records#

3 records 176ms

TXT Record
google-site-verification=R4L1dFoEbqEU73HWp891urUCXOv8Pi5dkVei2icBxjI
MS=ms28485589
v=spf1 ip4:77.233.252.243 ip4:77.233.252.244 ip4:77.233.252.245 ip4:77.233.252.248 ip4:83.89.199.62 ip4:62.243.73.0/24 ip4:77.32.175.81 ip4:212.27.13.241 include:spf.protection.outlook.com include:spf.webcrm.com include:spf.sendinblue.com mx ~all

✉️ SPF#

Policy	Record (go.dk)
~all (soft fail)	v=spf1 ip4:77.233.252.243 ip4:77.233.252.244 ip4:77.233.252.245 ip4:77.233.252.248 ip4:83.89.199.62 ip4:62.243.73.0/24 ip4:77.32.175.81 ip4:212.27.13.241 include:spf.protection.outlook.com include:spf.webcrm.com include:spf.sendinblue.com mx ~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 2026-10-17 20:40:57

www	104.21.87.115 172.67.143.6 2606:4700:3031::6815:5773 2606:4700:3037::ac43:8f06 (AS13335) (address records, no CNAME)
www vs bare domain	Same network go.dk: 104.21.87.115 172.67.143.6 2606:4700:3031::6815:5773 2606:4700:3037::ac43:8f06 (AS13335) www.go.dk: 104.21.87.115 172.67.143.6 2606:4700:3031::6815:5773 2606:4700:3037::ac43:8f06 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms

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

🏷️ SOA#

32ms

Field	Value
Serial	2416668396
Primary NS (MNAME)	hank.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 21:04:11

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-02-24
Expires	2027-03-31 (163d)

🔗 Same registrant#

21 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
akademikernes-jobbank.dk	Punktum dk A/S (direct)
akademikernesjobbank.dk	Punktum dk A/S (direct)
cvbank.dk	Punktum dk A/S (direct)
job2.dk	Punktum dk A/S (direct)
jobmessen.dk	Punktum dk A/S (direct)
karriere-vejviser.dk	Punktum dk A/S (direct)
karriere-vejviseren.dk	Punktum dk A/S (direct)
karrierenet.dk	Punktum dk A/S (direct)
legatbasen.dk	Punktum dk A/S (direct)
move-it.dk	Punktum dk A/S (direct)
move-on.dk	Punktum dk A/S (direct)
moveon.dk	Punktum dk A/S (direct)
nyuddannede.dk	Punktum dk A/S (direct)
praktik.dk	Punktum dk A/S (direct)
praktikplads.dk	Punktum dk A/S (direct)
sosu-assistent.dk	Punktum dk A/S (direct)
sosu-hjaelper.dk	Punktum dk A/S (direct)
sosu-jobs.dk	Punktum dk A/S (direct)
studentonline.dk	Punktum dk A/S (direct)
ungnet.dk	Punktum dk A/S (direct)
workworkwork.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

35ms

36ms

AAAA

33ms

TXT

176ms

CAA

41ms

HTTPS

35ms

TLSA

828ms

SOA

32ms

MTA-STS

52ms

DNSSEC

112ms

SRV

75ms

Total

1571ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 20:40:57	1836ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-06 04:07:14 shown	1571ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-04 03:33:57	1168ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-07 20:20:38	1244ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 12:31:18	1634ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 22:48:56	1939ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-20 16:01:12	3332ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-08 21:19:52	25228ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 05:24:02	3484ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 05:23:57	1611ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 10:06:55	1221ms	2 NS 2 A 1 MX	🔓 Insecure