g-fiber.dk DNS records

🖥️ Nameservers2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.186	600s	linux21.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	gfiber-dk0c.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::5 2a01:111:f403:ca09::c 2a01:111:f403:ca09::e 52.101.68.12 52.101.68.3 52.101.73.16 52.101.73.30	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00306.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
🔶 Autoconfig	185.21.41.186

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 155ms

TXT Record
0ed1fe018a33c9b6a554504bb4800fecc9c9f402f5
MS=ms24736351
v=spf1 include:_netblocks.mimecast.com include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (g-fiber.dk)
~all (soft fail)	v=spf1 include:_netblocks.mimecast.com include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.g-fiber.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:reports@dmarc.host123.dk; ruf=mailto:reports@dmarc.host123.dk; fo=1; adkim=s; aspf=s;

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC71ms

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

🏷️ SOA111ms

Field	Value
Serial	2024012603
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

32ms

A

42ms

MX

42ms

AAAA

41ms

TXT

155ms

CAA

41ms

HTTPS

40ms

TLSA

195ms

SOA

111ms

MTA-STS

32ms

DNSSEC

71ms

SRV

141ms

Total

728ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 02:36:40	728ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 07:18:20	712ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 09:42:04	999ms	2 NS 1 A 1 MX	🔒 Secure	View