zulau.dk DNS records

🖥️ Nameservers2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.49	3600s	webcluster2.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	zulau-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::4 2a01:111:f403:ca09::26 2a01:111:f403:ca09::c 52.101.73.1 52.101.73.2 52.101.73.30 52.101.73.4	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.56
🔶 Autoconfig	46.30.213.49

🔷 AAAA Records (IPv6)1 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:808b:1242:f261:843c	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 306ms

TXT Record
MS=ms43050493
v=spf1 ip4:188.228.90.41 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (zulau.dk)
-all (hard fail)	v=spf1 ip4:188.228.90.41 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.zulau.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:admin@zulau.dk; ruf=mailto:admin@zulau.dk; fo=1

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC118ms

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

🏷️ SOA0ms

Field	Value
Serial	2026071305
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

36ms

A

39ms

MX

52ms

AAAA

36ms

TXT

306ms

CAA

2036ms

HTTPS

47ms

TLSA

607ms

SOA

0ms

MTA-STS

113ms

DNSSEC

118ms

SRV

90ms

Total

3064ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:46:11	3064ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 15:41:26	962ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 20:17:05	5312ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 03:41:22	889ms	2 NS 1 A 1 MX	🔒 Secure	View