3daysofdesign.dk DNS records

🖥️ Nameservers3 records 90ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 97ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	300s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records1 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	3daysofdesign-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::9 2a01:111:f403:ca09::2 2a01:111:f403:ca09::9 52.101.68.12 52.101.68.21 52.101.73.153 52.101.73.6	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.98.16.39
🔶 Autoconfig	3daysofdesign.dk → 198.202.211.1

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 150ms

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

📝 TXT Records4 records 434ms

TXT Record
mailigen-site-verification=5ad46c2b24c12709865aac9157b50644
mandrill_verify.8dueJG6xhI1a_CCNuAhscA
MS=ms34841445
v=spf1 mx a a:web01.itfweb.dk include:spf.mailigen.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (3daysofdesign.dk)
-all (hard fail)	v=spf1 mx a a:web01.itfweb.dk include:spf.mailigen.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.3daysofdesign.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.3daysofdesign.dk	3daysofdesign.dk
TXT	3daysofdesign.dk	mailigen-site-verification=5ad46c2b24c12709865aac9157b50644

🔗 TLSA / DANE

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

🔐 DNSSEC255ms

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

🏷️ SOA87ms

Field	Value
Serial	2026042100
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

90ms

A

97ms

MX

90ms

AAAA

109ms

TXT

434ms

CAA

91ms

HTTPS

88ms

TLSA

200ms

SOA

87ms

MTA-STS

93ms

DNSSEC

255ms

SRV

150ms

Total

1402ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 13:02:59	2755ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 21:34:58	4853ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 03:53:43	1119ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 15:27:08	1402ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:48:24	2740ms	3 NS 1 A 1 MX	🔒 Secure	View