rustfribolte.dk

📜 Historical scan 2026-06-17 22:09:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rustfribolte.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.217.90.33 is hosted by Combell NV (AS34762) in Belgium. Mail is handled by rustfribolte-dk.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 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 Records#

1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.217.90.33	—	83.217.90.33.static.hosted.by.combell.com	AS34762	Combell NV	83.217.80.0/20	🇧🇪 Belgium	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	rustfribolte-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::6 2a01:111:f403:ca04::7 2a01:111:f403:ca09::f 52.101.68.0 52.101.68.16 52.101.68.36 52.101.73.24	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 52.97.232.216
🔶 Autoconfig	83.217.90.33

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 129ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 114ms

TXT Record
v=spf1 a include:spf.protection.outlook.com include:spf.eu.signature365.net include:trustpilotservice.com include:spf.rustfribolte.hypernode.io include:spf.curanet.dk -all

✉️ SPF#

Policy	Record (rustfribolte.dk)
-all (hard fail)	v=spf1 a include:spf.protection.outlook.com include:spf.eu.signature365.net include:trustpilotservice.com include:spf.rustfribolte.hypernode.io include:spf.curanet.dk -all

📨 DMARC#

Policy	Record (_dmarc.rustfribolte.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#

latest probe, not this scan · checked 2026-10-07 17:59:01

www	83.217.90.33 (AS34762) (address records, no CNAME)
www vs bare domain	Same network rustfribolte.dk: 83.217.90.33 (AS34762) www.rustfribolte.dk: 83.217.90.33 (AS34762)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-rustfribolte-dk._domainkey.rustfriboltem365.onmicrosoft.com	RSA · ~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: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

96ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2024010901
Primary NS (MNAME)	ns1.123hotel.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

32ms

34ms

30ms

AAAA

28ms

TXT

114ms

CAA

28ms

HTTPS

31ms

TLSA

202ms

SOA

28ms

MTA-STS

45ms

DNSSEC

96ms

SRV

129ms

Total

744ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 15:29:58	1795ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 11:10:48	1074ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 21:28:03	872ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 15:39:08	1093ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 22:09:34 shown	744ms	2 NS 1 A 1 MX	🔒 Secure