csksteel.dk DNS records

🖥️ Nameservers2 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

🌍

No A records found

📧 MX Records5 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	aspmx.l.google.com	173.194.220.27 2a00:1450:4010:c02::1b 2a00:1450:4010:c02::1b	lk-in-f27.1e100.net le-in-f27.1e100.net le-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	600s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	600s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	600s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	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 Records2 records 208ms

TXT Record
google-site-verification=GyRMFbfUxQY3XvgJuGv4taBjTcQgEJ9jsk831mFZKfU
v=spf1 include:_spf3660.spfprotect.com -all

✉️ SPF

Policy	Record (csksteel.dk)
-all (hard fail)	v=spf1 include:_spf3660.spfprotect.com -all

📨 DMARC

Policy	Record (_dmarc.csksteel.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:60c083933758b@dmarc.centerasecurity.com;

📬 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)

🔐 DNSSEC89ms

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	2026081001
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

37ms

A

50ms

MX

66ms

AAAA

52ms

TXT

208ms

CAA

57ms

HTTPS

38ms

TLSA

104ms

SOA

0ms

MTA-STS

86ms

DNSSEC

89ms

SRV

81ms

Total

861ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 04:33:22	861ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-08-27 21:41:53	775ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-08-11 22:27:48	2978ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-08-08 23:13:28	5230ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-07-18 08:49:46	25185ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-07-12 01:21:26	1148ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-07-02 08:18:25	1052ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-24 07:38:37	1140ms	2 NS 0 A 5 MX	⚠️ Bogus	View
2026-06-16 23:05:09	664ms	2 NS 0 A 5 MX	🔒 Secure	View