cisos.dk DNS records

🖥️ Nameservers2 records 38ms

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 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.89.250.130	3600s	0x5359fa82.static.cust.fastspeed.dk	AS3292	TDC Holding A/S	83.89.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records2 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.forwardemail.net	121.127.44.56 138.197.213.185 2604:a880:2:d0::306:1 2a02:6ea0:d71e::2	mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net	AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC AS60068 Datacamp Limited
10	3600s	mx2.forwardemail.net	104.248.224.170 121.127.44.59 2604:a880:400:d1::cd:9001 2a02:6ea0:d71e::1	mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net	AS14061 DigitalOcean, LLC AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS60068 Datacamp Limited

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	83.89.250.130
🔶 Autoconfig	83.89.250.130

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 187ms

TXT Record
forward-email=ta@ahrends.dk
google-site-verification=xwbM4Ui0L1PtR888EEzxQCaBbhtp0Fh0vJvdustgSvM

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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 95ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…

🔐 DNSSEC124ms

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

🏷️ SOA0ms

Field	Value
Serial	2026073101
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

38ms

A

49ms

MX

48ms

AAAA

32ms

TXT

187ms

CAA

51ms

HTTPS

39ms

TLSA

95ms

SOA

0ms

MTA-STS

103ms

DNSSEC

124ms

SRV

96ms

Total

848ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 04:12:33	848ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 20:20:34	947ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-22 20:49:37	5245ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-18 19:44:45	7175ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-01 14:15:24	3739ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-01 00:16:27	1521ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-26 17:18:12	2771ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 20:55:32	621ms	2 NS 1 A 2 MX	🔒 Secure	View