dublo225.dk

📜 Historical scan 2026-07-03 11:17:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dublo225.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 212.100.173.131 is hosted by Cloud Nord Limited (AS215262) in United Kingdom. Mail is handled by dublo225-dk.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 267ms

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 246ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.100.173.131	3600s	—	AS215262	Cloud Nord Limited	212.100.172.0/23	🇬🇧 United Kingdom	Manchester

📧 MX Records#

1 records 189ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	dublo225-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::e 2a01:111:f403:ca09::1 2a01:111:f403:ca09::9 52.101.68.12 52.101.73.1 52.101.73.16 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am3pr04cu00501.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 → 40.104.116.8
🔶 Autoconfig	212.100.173.131

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 558ms

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

✉️ SPF#

Policy	Record (dublo225.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 16:14:20

www	212.100.173.131 (AS215262) (address records, no CNAME)
www vs bare domain	Same network dublo225.dk: 212.100.173.131 (AS215262) www.dublo225.dk: 212.100.173.131 (AS215262)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

385ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026070201
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 yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

267ms

246ms

189ms

AAAA

210ms

TXT

558ms

CAA

234ms

HTTPS

223ms

TLSA

379ms

SOA

0ms

MTA-STS

291ms

DNSSEC

385ms

SRV

273ms

Total

3964ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-09 17:52:42	935ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-02 19:33:20	720ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 03:19:31	1065ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 07:14:47	941ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 11:17:07 shown	3964ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 16:41:41	771ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 13:11:16	879ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 04:55:55	754ms	2 NS 1 A 1 MX	🔒 Secure