strecker.dk

Records from scan: 2026-09-19 05:53:32 · 853ms total · last checked 2026-10-21 22:35 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

strecker.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 11 February 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.155.240 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by strecker-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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
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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.240	60s	forward.dnsfactory.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	strecker-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::6 2a01:111:f403:ca04::d 2a01:111:f403:ca04::f 52.101.103.36 52.101.185.21 52.101.68.29 52.101.91.162	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.40
🔶 Autoconfig	93.191.155.240

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

10 records 132ms

TXT Record
_globalsign-domain-verification=0xmzLoY1tixUSSQdcjr8v5rIWXZ952fyzsZSo4ba4Q
_globalsign-domain-verification=2LKWZ-DHHxWck_igYaT6LfbZ30JoLuCZC_-iJA9etN
_globalsign-domain-verification=AppgEni0E3wXUuqFqWvWNDlAW4wibjiOBXDhj2yjPC
_globalsign-domain-verification=AT6HaK8oD_Zes2Klzd_tUVQRB0VXvKkzS2g5LEL6Lo
_globalsign-domain-verification=feoNlJApqP3-rfeThHOJHYBpG18wymJtgrCWPuU_4R
_globalsign-domain-verification=HyqffhLzYCckH49mBtVXjn9pG2V-V_LsV8CQCHIwGS
_globalsign-domain-verification=Kkn_jrkOrjHs5F0rmMaq9yHR4LXaX-Vz2jCGz_45Au
BPcQ2hTrm26CeiaBW9b+bBB2a/VxON5KJKK5+RkkRr4=
MS=ms24914734
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (strecker.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.strecker.dk)
p=reject	v=DMARC1; p=reject; sp=reject; np=reject; adkim=s; aspf=s; rua=mailto:dmarc_agg@vali.email;

📬 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#

checked 2026-10-09 16:39:58

www	93.191.155.240 (AS48854) (address records, no CNAME)
www vs bare domain	Same network strecker.dk: 93.191.155.240 (AS48854) www.strecker.dk: 93.191.155.240 (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

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-strecker-dk._domainkey.streckers.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-strecker-dk._domainkey.streckers.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#

81ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026091602
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 2026-10-07 19:00:33

Field	Value
Registrar	CURANET A/S
Registered	1999-02-11
Expires	2027-03-31 (159d)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

33ms

30ms

AAAA

31ms

TXT

132ms

CAA

36ms

HTTPS

29ms

TLSA

374ms

SOA

0ms

MTA-STS

43ms

DNSSEC

81ms

SRV

54ms

Total

853ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-19 05:53:32 shown	853ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 11:05:38	9289ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 06:14:54	905ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:44:19	1741ms	2 NS 1 A 1 MX	🔒 Secure