borup.dk

📜 Historical scan 2026-06-20 20:20:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

borup.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 19 March 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.109 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by borup-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#

3 records 284ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 142ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.109	3600s	linux94.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 188ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	448s	borup-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09:: 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 52.101.68.15 52.101.73.153 52.101.73.19 52.101.73.6	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.24
🔶 Autoconfig	94.231.103.109

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 606ms

TXT Record
brevo-code:f0baa3724171a3bf4140ca29116bb630
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (borup.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 2026-10-12 21:02:05

www	94.231.103.109 (AS48854) (address records, no CNAME)
www vs bare domain	Same network borup.dk: 94.231.103.109 (AS48854) www.borup.dk: 94.231.103.109 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 2048 bit
selector1	selector1-borup-dk._domainkey.borupmail.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

410ms

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

🏷️ SOA#

303ms

Field	Value
Serial	2023110904
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 14:25:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-03-19
Expires	2032-03-31 (1992d)

📋 WHOIS#

⏱️ Lookup Timing#

284ms

142ms

188ms

AAAA

283ms

TXT

606ms

CAA

318ms

HTTPS

268ms

TLSA

250ms

SOA

303ms

MTA-STS

314ms

DNSSEC

410ms

SRV

456ms

Total

2382ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 21:02:05	1834ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 14:07:52	975ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 13:59:55	1090ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 17:46:37	651ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 21:44:32	3005ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-28 08:39:31	1056ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-26 06:46:01	956ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-29 03:51:47	877ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 20:20:45 shown	2382ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 16:16:27	590ms	3 NS 1 A 1 MX	🔒 Secure