cf-gulve.dk

Records from scan: 2026-10-01 03:12:42 · 1108ms total · last checked 2026-10-16 23:47 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cf-gulve.dk is a .dk domain served by 3 nameservers (ns4.dns-123.net, ns5.dns-123.net, ns6.dns-123.net). It was registered on 25 October 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.186.164.182 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by cfgulve-dk0e.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	173.184.187.35.bc.googleusercontent.com	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records#

1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.186.164.182	7200s	server7182.serverpark.dk	AS44869	FIBIA P/S	5.186.0.0/16	🇩🇰 Denmark	Frederiksberg

📧 MX Records#

1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	7200s	cfgulve-dk0e.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::f 2a01:111:f403:ca09::20 2a01:111:f403:ca3c::6 52.101.209.31 52.101.68.25 52.101.73.120 52.101.91.156	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr02cu00300.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 → 40.104.116.24
🔶 Autoconfig	5.186.164.182

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 352ms

TXT Record
v=spf1 a mx include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (cf-gulve.dk)
-all (hard fail)	v=spf1 a mx include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.cf-gulve.dk)
p=none (monitor only)	v=DMARC1; p=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#

checked 2026-10-09 04:37:06

www	5.186.164.182 (AS44869) (address records, no CNAME)
www vs bare domain	Same network cf-gulve.dk: 5.186.164.182 (AS44869) www.cf-gulve.dk: 5.186.164.182 (AS44869)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-cfgulve-dk0e._domainkey.cfgulve.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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms

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

🏷️ SOA#

60ms

Field	Value
Serial	2016102588
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-09 15:49:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-10-25
Expires	2026-10-31 (14d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

39ms

57ms

AAAA

60ms

TXT

352ms

CAA

62ms

HTTPS

53ms

TLSA

361ms

SOA

60ms

MTA-STS

109ms

DNSSEC

69ms

SRV

131ms

Total

1108ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 03:12:42 shown	1108ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 03:35:05	1121ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-04 17:18:06	9897ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-24 10:07:34	2415ms	3 NS 1 A 1 MX	⚠️ Bogus
2026-06-16 20:10:45	766ms	3 NS 1 A 1 MX	🔒 Secure