sw.dk

📜 Historical scan 2026-06-18 08:18:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sw.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.184.85.20 is hosted by PerfGrid (AS59795) in The Netherlands. Mail is handled by sw-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 33ms

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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.184.85.20	—	nlsh04.h4r-infra.net	AS59795	PerfGrid	213.184.84.0/23	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	sw-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::b 2a01:111:f403:ca09::8 2a01:111:f403:ca09::f 52.101.68.25 52.101.73.19 52.101.73.28 52.101.73.30	mail-db7pr03cu00601.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 52.97.154.168

🔷 AAAA Records (IPv6)#

1 records 27ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:3a00:3020::1	—	nlsh04.h4r-infra.net	AS59795	PerfGrid	2a09:3a00:3000:0:0:0:0:0/40	🇳🇱 The Netherlands	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 311ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 484ms

TXT Record
apple-domain-verification=PxRr4QRkJoYZUjvR
MS=8A129D7DE2E60E1BB2F8FF6BC00CC8079BB32BBE
v=spf1 include:spf.protection.outlook.com include:spf.minisite.dk include:_spf.consignor.com include:spf-record.net include:spf.smtp2go.com include:spf.cm.puzzel.com include:_spf.centerasecurity.dk -all

✉️ SPF#

Policy	Record (sw.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.minisite.dk include:_spf.consignor.com include:spf-record.net include:spf.smtp2go.com include:spf.cm.puzzel.com include:_spf.centerasecurity.dk -all

📨 DMARC#

Policy	Record (_dmarc.sw.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@sw.dk

📬 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 10:34:53

www	213.184.85.20 2a09:3a00:3020::1 (AS59795) (address records, no CNAME)
www vs bare domain	Same network sw.dk: 213.184.85.20 2a09:3a00:3020::1 (AS59795) www.sw.dk: 213.184.85.20 2a09:3a00:3020::1 (AS59795)
Wildcard	No
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#

1 found

Selector	CNAME	Key
default	—	RSA · ~1024 bit below 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: 8/10 · policy: -all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

107ms

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

🏷️ SOA#

26ms

Field	Value
Serial	2026052801
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

33ms

30ms

29ms

AAAA

27ms

TXT

484ms

CAA

30ms

HTTPS

29ms

TLSA

324ms

SOA

26ms

MTA-STS

32ms

DNSSEC

107ms

SRV

311ms

Total

1387ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:34:53	1083ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 20:24:51	1074ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 10:33:17	1130ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-08 15:05:29	1457ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 21:27:55	8121ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 01:23:56	878ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 17:30:04	1344ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 08:18:39 shown	1387ms	2 NS 1 A 1 MX	🔒 Secure