sterobo.dk

📜 Historical scan 2026-09-07 13:33:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sterobo.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.160.71.92 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by sterobo-dk.mail.eo.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 35ms

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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.160.71.92	900s	—	AS3292	TDC Holding A/S	80.160.0.0/13	🇩🇰 Denmark	Frederiksberg

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	900s	sterobo-dk.mail.eo.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::7 2a01:111:f403:ca09::6 2a01:111:f403:ca09::9 52.101.103.143 52.101.68.0 52.101.68.12 52.101.68.36	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00104.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 375ms

TXT Record
MS=ms80508519
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (sterobo.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 2026-10-09 05:02:13

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks sterobo.dk: 80.160.71.92 (AS3292) www.sterobo.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No

🔎 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#

74ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026090301
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 2026-10-09 03:12:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-09-23
Expires	2027-09-30 (342d)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

42ms

33ms

AAAA

42ms

TXT

375ms

CAA

53ms

HTTPS

55ms

TLSA

2427ms

SOA

0ms

MTA-STS

63ms

DNSSEC

74ms

SRV

90ms

Total

3204ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 04:48:40	547ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 02:53:21	458ms	2 NS 0 A 0 MX	🔒 Secure
2026-09-29 02:48:56	679ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 01:18:55	830ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 01:01:10	1256ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 13:33:39 shown	3204ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 12:10:08	6001ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 16:38:23	706ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 04:44:04	4723ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 03:13:24	3167ms	2 NS 1 A 1 MX	🔒 Secure