designduo.dk

📜 Historical scan 2026-08-01 16:29:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

designduo.dk is a .dk domain served by 2 nameservers (primary.infoserv.dk, secondary.infoserv.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 139.162.191.106 is hosted by Akamai Connected Cloud (AS63949) in Germany. Mail is handled by designduo-dk.mail.protection.outlook.com. The zone is of unknown DNSSEC status, 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 27ms

Nameserver	IP addresses	PTR	ASN / ISP
primary.infoserv.dk	139.162.157.8 2a01:7e01::f03c:91ff:fe59:943d	mail2.ishost.dk —	AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud
secondary.infoserv.dk	139.162.227.162 2a01:7e00::f03c:92ff:fe07:7dc2	li1512-162.members.linode.com —	AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud

🌍 A Records#

1 records 97ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
139.162.191.106	300s	node3.ishost.dk	AS63949	Akamai Connected Cloud	139.162.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	designduo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca04::d 2a01:111:f403:ca09::f 52.101.68.10 52.101.68.36 52.101.73.28 52.101.73.4	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.98.16.55

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 443ms

TXT Record
MS=ms96489312
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (designduo.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 22:07:57

www	139.162.191.106 (AS63949) (address records, no CNAME)
www vs bare domain	Same network designduo.dk: 139.162.191.106 (AS63949) www.designduo.dk: 139.162.191.106 (AS63949)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-designduo-dk._domainkey.designduo.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-designduo-dk._domainkey.designduo.onmicrosoft.com	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

147ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'designduo.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

0ms

Field	Value
Serial	202108306
Primary NS (MNAME)	primary.infoserv.dk
Responsible (RNAME)	admin@infoserv
Refresh	900s
Retry	300s
Expire	3600s
Minimum (neg-cache TTL)	900s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

27ms

97ms

39ms

AAAA

53ms

TXT

443ms

CAA

69ms

HTTPS

75ms

TLSA

274ms

SOA

0ms

MTA-STS

75ms

DNSSEC

147ms

SRV

848ms

Total

9856ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 09:48:21	989ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-19 10:27:29	3191ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-07 08:20:14	1794ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-01 16:29:59 shown	9856ms	2 NS 1 A 1 MX	❓ Unknown
2026-07-29 00:18:15	893ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-27 17:47:46	9720ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-26 17:09:18	708ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-25 16:50:35	781ms	1 NS 0 A 0 MX	❓ Unknown
2026-06-28 02:14:35	1386ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 01:06:10	997ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 02:10:57	2781ms	2 NS 1 A 1 MX	🔓 Insecure