g-o.dk

📜 Historical scan 2026-07-21 00:00:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

g-o.dk is a .dk domain served by 2 nameservers (a.ns.itafdelingen.net, b.ns.itafdelingen.net). It was registered on 10 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.66.124.101 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by go-dk0c.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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
a.ns.itafdelingen.net	208.94.148.4 2600:1800:10::1	ns10.dnsmadeeasy.com ns10.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
b.ns.itafdelingen.net	208.80.124.4 2600:1801:11::1	ns11.dnsmadeeasy.com ns11.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.66.124.101	3600s	web1.redhost.dk	AS47292	Sentia Denmark A/S	77.66.124.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	go-dk0c.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::8 2a01:111:f403:ca09::b 2a01:111:f403:ca09::e 52.101.68.25 52.101.68.29 52.101.68.8 52.101.73.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 251ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	0	5061	sipfed.online.lync.com

📝 TXT Records#

6 records 255ms

TXT Record
_globalsign-domain-verification=8mMiTylWH7SYJVA6e9tJRGCUJP7cPigg2M9Cj8n53z
_globalsign-domain-verification=emoPEsUMLUNXNybPjHnl6tFr59AsXNhd9Uh_1O5mAI
_globalsign-domain-verification=sbDlcrLnYNCdC9SOa11FIDnThT5RWaFAkmwtBvjifo
gxx2ZHfBbpWwMVwquKcU5kvSZd4kaOCS5gbLFwjeB5cZbJf2uqdFtMVtK0/LmSgKvYJ65H46yYYsdHxefhJR/w==
MS=ms86641441
v=spf1 ip4:194.116.178.3 ip4:83.95.117.6 ip4:5.103.42.170 ip4:78.153.191.190 include:spf.protection.outlook.com include:spf.scannet.dk include:spf.g-o.dk include:spf.eu.exclaimer.net -all

✉️ SPF#

Policy	Record (g-o.dk)
-all (hard fail)	v=spf1 ip4:194.116.178.3 ip4:83.95.117.6 ip4:5.103.42.170 ip4:78.153.191.190 include:spf.protection.outlook.com include:spf.scannet.dk include:spf.g-o.dk include:spf.eu.exclaimer.net -all

📨 DMARC#

Policy	Record (_dmarc.g-o.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:65b0c335757d1@dmarc-dk.centerasecurity.com;

📬 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 2026-10-09 21:58:53

www CNAME	g-o.dk (all on g-o.dk) → 77.66.124.101 (AS47292)
www vs bare domain	Same network g-o.dk: 77.66.124.101 (AS47292) www.g-o.dk: 77.66.124.101 (AS47292)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-go-dk0c._domainkey.gertsenolufsen.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-go-dk0c._domainkey.gertsenolufsen.onmicrosoft.com	RSA · ~1024 bit below 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: 10/10 · policy: -all

warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.g-o.dk	fFJMkOpGEhndKzJI5Fu4tVcPNuAadguJM8FU9dBSNe0

🔗 TLSA / DANE#

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

🔐 DNSSEC#

99ms

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	2009010282
Primary NS (MNAME)	ns10.dnsmadeeasy.com
Responsible (RNAME)	dns@dnsmadeeasy.com
Refresh	43200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	180s

📋 Registration#

WHOIS fetched 2026-10-08 02:26:40

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-01-10
Expires	2027-03-31 (165d)

📋 WHOIS#

⏱️ Lookup Timing#

54ms

40ms

56ms

AAAA

39ms

TXT

255ms

CAA

42ms

HTTPS

56ms

TLSA

933ms

SOA

0ms

MTA-STS

57ms

DNSSEC

99ms

SRV

251ms

Total

2119ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 15:51:34	1070ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-18 23:26:47	1942ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-21 00:00:58 shown	2119ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-17 10:47:48	17170ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 13:42:08	4744ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 06:28:41	1141ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 09:22:01	1098ms	2 NS 1 A 1 MX	🔓 Insecure