kertemindeboldklub.dk DNS records

🖥️ Nameservers2 records 39ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 138ms

TXT Record
google-site-verification=ue7rsYMWHMWQ4JaG8q9lYOPTLY5-3h-ENmSd8AwJGsM
v=spf1 a mx include:mx03syan.mailsrvr.dk include:_custspf.one.com -all
v=spf1 include:_spf.google.com include:_custspf.one.com ~all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (kertemindeboldklub.dk)
-all (hard fail)	v=spf1 a mx include:mx03syan.mailsrvr.dk include:_custspf.one.com -all
~all (soft fail)	v=spf1 include:_spf.google.com include:_custspf.one.com ~all

📨 DMARC

Policy	Record (_dmarc.kertemindeboldklub.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:support@syan.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)

🔐 DNSSEC106ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082504
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

39ms

A

38ms

MX

28ms

AAAA

33ms

TXT

138ms

CAA

39ms

HTTPS

30ms

TLSA

34ms

SOA

0ms

MTA-STS

56ms

DNSSEC

106ms

SRV

43ms

Total

519ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 12:38:39	519ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 13:52:00	5108ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 05:50:05	1006ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 13:34:04	1526ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 19:06:46	8977ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 18:47:04	5227ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 19:02:13	1010ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 02:25:59	648ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 03:56:39	785ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 22:49:00	582ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:49:44	640ms	2 NS 1 A 1 MX	🔒 Secure	View