fleng.dk DNS records

🖥️ Nameservers2 records 93ms

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 99ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.26	3600s	webcluster1.webpod15-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 111ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.mailpod16-cph3.g1i.one.com	5.249.232.33	mx1.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx2.mailpod16-cph3.g1i.one.com	5.249.232.34	mx2.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx3.mailpod16-cph3.g1i.one.com	5.249.232.35	mx3.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx4.mailpod16-cph3.g1i.one.com	5.249.232.36	mx4.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 128ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10e:d2:151e:1161:17ca	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 372ms

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

✉️ SPF

Policy	Record (fleng.dk)
-all (hard fail)	v=spf1 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 / DANE4 records 142ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…

🔐 DNSSEC201ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082105
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

93ms

A

99ms

MX

111ms

AAAA

128ms

TXT

372ms

CAA

138ms

HTTPS

117ms

TLSA

142ms

SOA

0ms

MTA-STS

97ms

DNSSEC

201ms

SRV

149ms

Total

1746ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 04:50:58	1746ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-10 08:59:27	2140ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-02 23:33:45	1068ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-08 22:28:46	1224ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-04 15:07:22	15822ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 05:39:36	2830ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 00:29:47	912ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 15:16:39	1042ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 09:18:23	1641ms	2 NS 1 A 4 MX	🔒 Secure	View