dcontracting.dk

📜 Historical scan 2026-06-20 14:51:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dcontracting.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 20 July 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.232 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by dcontracting-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 74ms

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 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.232	3600s	linux29.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 80ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dcontracting-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::2 2a01:111:f403:ca09::7 2a01:111:f403:ca09::c 52.101.68.0 52.101.68.25 52.101.73.15 52.101.73.26	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.99.150.104
🔶 Autoconfig	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 282ms

TXT Record
google-site-verification=4JabkGbHhcB7x9MZIK8d84s_bXtGK_AWS0n5CU44ieA
MS=ms57324354
v=spf1 include:spf.protection.outlook.com a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.dk -all

✉️ SPF#

Policy	Record (dcontracting.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.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 2026-10-13 03:49:22

www	185.21.40.232 (AS48854) (address records, no CNAME)
www vs bare domain	Same network dcontracting.dk: 185.21.40.232 (AS48854) www.dcontracting.dk: 185.21.40.232 (AS48854)
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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

200ms

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

🏷️ SOA#

75ms

Field	Value
Serial	2026021301
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 2026-10-10 19:38:23

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-07-20
Expires	2027-07-19 (275d)

📋 WHOIS#

⏱️ Lookup Timing#

74ms

79ms

80ms

AAAA

88ms

TXT

282ms

CAA

68ms

HTTPS

91ms

TLSA

1108ms

SOA

75ms

MTA-STS

74ms

DNSSEC

200ms

SRV

164ms

Total

1826ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 10:03:24	545ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 12:12:33	873ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 12:02:51	2809ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 21:11:36	799ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 13:57:45	791ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 23:57:00	751ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 14:51:00 shown	1826ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 01:20:11	1646ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 01:20:10	3052ms	2 NS 1 A 1 MX	🔒 Secure