sikringer.dk

📜 Historical scan 2026-09-09 13:23:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sikringer.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 May 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by sikringer-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 48ms

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 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	sikringer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::b 2a01:111:f403:ca04::e 2a01:111:f403:ca3c::6 52.101.181.156 52.101.68.21 52.101.73.22 52.101.73.8	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 120ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 189ms

TXT Record
8y60d123j201c8vb1jz250b7zz1v8fhy
MS=ms81051248
v=spf1 ip4:185.15.73.136 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (sikringer.dk)
-all (hard fail)	v=spf1 ip4:185.15.73.136 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 06:17:47

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network sikringer.dk: 195.47.247.18 (AS51468) www.sikringer.dk: 195.47.247.18 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-sikringer-dk._domainkey.sibasikringer.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-sikringer-dk._domainkey.sibasikringer.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#

93ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2026090701
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 06:24:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-05-23
Expires	2027-10-31 (372d)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

54ms

53ms

AAAA

41ms

TXT

189ms

CAA

32ms

HTTPS

50ms

TLSA

1050ms

SOA

49ms

MTA-STS

63ms

DNSSEC

93ms

SRV

120ms

Total

5595ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 06:17:47	2771ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 20:30:43	1238ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 06:46:17	8551ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-09 13:23:58 shown	5595ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 15:33:26	1617ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-16 06:38:55	5739ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-10 09:15:38	2113ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-10 00:16:23	5794ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-07 02:25:55	1535ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 14:57:33	1741ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 23:38:53	3031ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:15:05	3420ms	2 NS 1 A 1 MX	🔒 Secure