rb-glasfiber.dk

📜 Historical scan 2026-06-25 22:26:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rb-glasfiber.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 20 November 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.110.140 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by rb-glasfiber-dk.mail.protection.outlook.com, rbglasfiber-dk0e.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 30ms

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 Records#

1 records 75ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.110.140	3599s	vps716.basicserver.io	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

2 records 42ms

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::2 2a01:111:f403:ca04::7 2a01:111:f403:ca09::1 2a01:111:f403:ca09::2 52.101.68.12 52.101.73.1 52.101.73.12 52.101.73.16	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.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 Records#

1 records 247ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 09:02:21

www	94.231.110.140 (AS48854) (address records, no CNAME)
www vs bare domain	Same network rb-glasfiber.dk: 94.231.110.140 (AS48854) www.rb-glasfiber.dk: 94.231.110.140 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

87ms

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

🏷️ SOA#

81ms

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#

WHOIS fetched 2026-10-09 19:13:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-11-20
Expires	2029-11-30 (1138d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

75ms

42ms

AAAA

31ms

TXT

247ms

CAA

71ms

HTTPS

243ms

TLSA

242ms

SOA

81ms

MTA-STS

85ms

DNSSEC

87ms

SRV

116ms

Total

899ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 05:07:32	939ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-23 17:05:37	648ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-28 11:01:43	1133ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-25 19:44:35	863ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-29 02:24:12	804ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 22:26:53 shown	899ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-18 07:47:54	1788ms	2 NS 1 A 2 MX	🔒 Secure