askommunikation.dk DNS records

🖥️ Nameservers2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.zebrastudio.eu	77.235.46.47	srv.zebrastudio.eu	AS60781 LeaseWeb Netherlands B.V.
ns2.zebrastudio.eu	77.235.46.47	srv.zebrastudio.eu	AS60781 LeaseWeb Netherlands B.V.

🌍 A Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.235.46.47	14400s	srv.zebrastudio.eu	AS60781	LeaseWeb Netherlands B.V.	77.235.40.0/21	🇳🇱 The Netherlands	—

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	askommunikation-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::2 2a01:111:f403:ca04::6 2a01:111:f403:ca04::c 52.101.68.15 52.101.68.27 52.101.68.36 52.101.73.22	mail-dbapr03cu00100.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.62.152

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 164ms

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

📝 TXT Records1 records 337ms

TXT Record
v=spf1 ip4:77.235.46.47 ip4:77.235.46.47 ip4:77.235.46.47 +a +mx +include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (askommunikation.dk)
-all (hard fail)	v=spf1 ip4:77.235.46.47 ip4:77.235.46.47 ip4:77.235.46.47 +a +mx +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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.askommunikation.dk	GSuvsqFVYh-9PQ2aV7Onf3RrojlFu2FiIkqe6hgJGNU

🔗 TLSA / DANE

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

🔐 DNSSEC114ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026072001
Primary NS (MNAME)	ns1.zebrastudio.eu
Responsible (RNAME)	root@srv.zebrastudio.eu
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

50ms

MX

49ms

AAAA

44ms

TXT

337ms

CAA

47ms

HTTPS

42ms

TLSA

124ms

SOA

0ms

MTA-STS

110ms

DNSSEC

114ms

SRV

164ms

Total

1243ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-20 17:29:33	1243ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 17:02:19	1836ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 20:07:28	1171ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 13:45:27	2691ms	2 NS 1 A 1 MX	🔓 Insecure	View