rb-glasfiber.dk DNS records

🖥️ Nameservers2 records 53ms

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 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.110.140	3600s	vps716.basicserver.io	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records2 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rb-glasfiber-dk.mail.protection.outlook.com	—	—	—
10	3600s	rbglasfiber-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::f 2a01:111:f403:ca09::1 2a01:111:f403:ca09::9 52.101.103.140 52.101.209.153 52.101.68.29 52.101.68.5	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du2pr03cu00105.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 156ms

TXT Record
v=spf1 a include:spf.protection.outlook.com include:_spf.resennet.dk include:spf.protection.pagedesign.dk -all

✉️ SPF

Policy	Record (rb-glasfiber.dk)
-all (hard fail)	v=spf1 a include:spf.protection.outlook.com include:_spf.resennet.dk include:spf.protection.pagedesign.dk -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

🔗 TLSA / DANE

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

🔐 DNSSEC104ms

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

🏷️ SOA0ms

Field	Value
Serial	2024020101
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

53ms

A

61ms

MX

44ms

AAAA

50ms

TXT

156ms

CAA

47ms

HTTPS

51ms

TLSA

370ms

SOA

0ms

MTA-STS

72ms

DNSSEC

104ms

SRV

71ms

Total

1133ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 11:01:43	1133ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-25 19:44:35	863ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-29 02:24:12	804ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 22:26:53	899ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 07:47:54	1788ms	2 NS 1 A 2 MX	🔒 Secure	View