sustra.dk

📜 Historical scan 2026-06-20 16:09:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sustra.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 10 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.78 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by sustra-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 96ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 94ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.78	600s	linux400.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 87ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sustra-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::6 2a01:111:f403:ca04::f 2a01:111:f403:ca09::8 52.101.68.32 52.101.68.8 52.101.73.1 52.101.73.8	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.99.149.216

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 266ms

TXT Record
MS=ms78755664
v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (sustra.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.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 2026-10-10 01:01:24

www	185.20.205.78 (AS48854) (address records, no CNAME)
www vs bare domain	Same network sustra.dk: 185.20.205.78 (AS48854) www.sustra.dk: 185.20.205.78 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

229ms

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

🏷️ SOA#

81ms

Field	Value
Serial	2026050502
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-17 17:15:57

Field	Value
Registrar	ONE.COM A/S
Registered	2024-10-10
Expires	2027-10-09 (355d)

🔗 Same registrant#

5 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
homeworks.dk	Punktum dk A/S (direct)
mifapladen.dk	Punktum dk A/S (direct)
norto.dk	Punktum dk A/S (direct)
stronto.dk	ONE.COM A/S
vti.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

96ms

94ms

87ms

AAAA

87ms

TXT

266ms

CAA

92ms

HTTPS

102ms

TLSA

179ms

SOA

81ms

MTA-STS

69ms

DNSSEC

229ms

SRV

154ms

Total

1058ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 17:13:40	848ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 17:07:35	1187ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 03:23:36	922ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 17:31:43	944ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 17:21:09	928ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 16:09:43	968ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 02:05:07	1449ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 04:29:23	812ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-06 09:13:10	1251ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 20:27:47	10113ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 16:09:22 shown	1058ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:06:28	3012ms	2 NS 1 A 1 MX	🔒 Secure