baltzer.dk

Records from scan: 2026-10-07 16:58:30 · 1182ms total · last checked 2026-10-18 04:08 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

baltzer.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.184 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by baltzer-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 37ms

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 Records#

1 records 32ms

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 Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	baltzer-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:c967::a 2a01:111:f403:ca09::26 2a01:111:f403:ca21::e 52.101.185.21 52.101.185.24 52.101.73.126 52.101.91.159	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-cpjpr05cu00102.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00207.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

1 records 45ms

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 Records#

1 records 150ms

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

🧩 Web & zone#

checked 2026-10-07 16:58:30

www	46.30.215.184 2a02:2350:5:106:80c2:7713:fd0e:64ca (AS51468) (address records, no CNAME)
www vs bare domain	Same network baltzer.dk: 46.30.215.184 2a02:2350:5:106:80c2:7713:fd0e:64ca (AS51468) www.baltzer.dk: 46.30.215.184 2a02:2350:5:106:80c2:7713:fd0e:64ca (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

61ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2026092201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-09 18:47:53

Field	Value
Registrar	ONE.COM A/S
Registered	1997-10-02
Expires	2026-12-31 (73d)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

32ms

33ms

AAAA

45ms

TXT

150ms

CAA

38ms

HTTPS

40ms

TLSA

772ms

SOA

42ms

MTA-STS

47ms

DNSSEC

61ms

SRV

46ms

Total

1182ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 16:58:30 shown	1182ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 00:06:39	702ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 14:27:21	1342ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 14:04:58	1415ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 11:23:38	1265ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 02:47:27	6513ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 19:46:11	3956ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-23 09:47:06	1802ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 19:36:41	1241ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 18:16:45	2264ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 20:56:00	1157ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 06:13:10	908ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-16 14:04:17	976ms	2 NS 1 A 1 MX	🔒 Secure