sachmanns.dk DNS records

🖥️ Nameservers2 records 23ms

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

🌍

No A records found

📧 MX Records1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.250.150.27 142.251.1.26 142.251.1.27 172.253.130.26 2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b 64.233.165.26	la-in-f27.1e100.net lb-in-f26.1e100.net lb-in-f27.1e100.net yulppbn-in-f26.1e100.net rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net lg-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 93ms

TXT Record
google-site-verification=Fv0iZCHnNozZiyE4_nnoVHPOHKaq0pkd55GSfW1maWI
v=spf1 include:_spf.google.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (sachmanns.dk)
-all (hard fail)	v=spf1 include:_spf.google.com include:_custspf.one.com -all

📨 DMARC

Policy	Record (_dmarc.sachmanns.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarcreports@sachmanns.dk

📬 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)

🔐 DNSSEC95ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026083002
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

23ms

A

29ms

MX

29ms

AAAA

31ms

TXT

93ms

CAA

25ms

HTTPS

31ms

TLSA

60ms

SOA

0ms

MTA-STS

39ms

DNSSEC

95ms

SRV

34ms

Total

455ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 15:12:30	455ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-13 00:08:28	1767ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-18 02:24:50	1049ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-14 00:17:27	9086ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-25 11:06:57	1456ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-24 00:43:04	2596ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-22 20:28:11	1145ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 06:28:12	858ms	2 NS 0 A 1 MX	🔒 Secure	View