baltzer.dk DNS records

🖥️ Nameservers2 records 31ms

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 24ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.184	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 25ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	baltzer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::6 2a01:111:f403:ca04::b 2a01:111:f403:ca09::5 52.101.68.8 52.101.73.145 52.101.73.155 52.101.73.2	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 52.98.154.152

🔷 AAAA Records (IPv6)1 records 24ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:80c2:7713:fd0e:64ca	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 Records1 records 115ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:outlook.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (baltzer.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:outlook.com include:_custspf.one.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

🔗 TLSA / DANE

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

🔐 DNSSEC93ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082502
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

31ms

A

24ms

MX

25ms

AAAA

24ms

TXT

115ms

CAA

31ms

HTTPS

25ms

TLSA

923ms

SOA

0ms

MTA-STS

37ms

DNSSEC

93ms

SRV

101ms

Total

1415ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 14:04:58	1415ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 11:23:38	1265ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 02:47:27	6513ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 19:46:11	3956ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 09:47:06	1802ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 19:36:41	1241ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 18:16:45	2264ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 20:56:00	1157ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 06:13:10	908ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-16 14:04:17	976ms	2 NS 1 A 1 MX	🔒 Secure	View