rkmc.dk DNS records

🖥️ Nameservers3 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.inwx.de	192.174.68.104 2001:67c:1bc::104	ns.inwx.de ns.domrobot.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns2.inwx.de	176.97.158.104 2001:67c:10b8::104	ns2.inwx.net ns2.inwx.net	AS207021 ipcom GmbH AS207021 ipcom GmbH
ns3.inwx.eu	2a02:d500::53 45.87.158.53	c.xnameserver.de c.xnameserver.de	AS48596 InterNetworX Management GmbH AS48596 InterNetworX Management GmbH

🌍 A Records1 records 101ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.1.81	3600s	www.koehlercloud.it	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records2 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.rkmc.dk	157.90.1.81 2a01:4f8:251:292f::18	www.koehlercloud.it www.rkmc.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
20	3600s	www.koehlercloud.it	157.90.1.81 2a01:4f8:251:292f::1	www.koehlercloud.it www.koehlercloud.eu	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)1 records 123ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:251:292f::18	3600s	www.rkmc.dk	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 1272ms

TXT Record
v=spf1 a mx include:_spf.google.com include:mout.gmx.net include:mout.web.de -all

✉️ SPF

Policy	Record (rkmc.dk)
-all (hard fail)	v=spf1 a mx include:_spf.google.com include:mout.gmx.net include:mout.web.de -all

📨 DMARC

Policy	Record (_dmarc.rkmc.dk)
p=reject	v=DMARC1; p=reject; pct=100

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records2 records 35ms

Flags	Tag	Value
0	iodef	caa@koehlercloud.it
0	issue	letsencrypt.org

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.rkmc.dk	M1xCh32bnA5hedoxRqzBk6YgDhI6FTVMd2S-PU0Tp_M

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC232ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026081607
Primary NS (MNAME)	ns.inwx.de
Responsible (RNAME)	info@rkmc.dk
Refresh	1800s
Retry	300s
Expire	1209600s
Minimum (neg-cache TTL)	10800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

37ms

A

101ms

MX

59ms

AAAA

123ms

TXT

1272ms

CAA

35ms

HTTPS

118ms

TLSA

348ms

SOA

0ms

MTA-STS

84ms

DNSSEC

232ms

SRV

149ms

Total

2128ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 17:24:51	2128ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-28 16:13:33	3484ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-27 14:52:26	2042ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-26 13:57:07	1497ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-21 16:06:05	2863ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-19 09:59:32	10304ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-18 09:59:07	6349ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-07 03:53:59	3168ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-05 18:17:21	3849ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-01 09:43:54	3564ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-30 00:48:03	11550ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-28 13:42:28	1718ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-18 00:17:04	2145ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-13 18:27:35	1852ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-08 10:39:39	26238ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-05 23:26:49	1417ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-24 17:33:34	4569ms	3 NS 0 A 2 MX	🔓 Insecure	View
2026-06-23 08:05:41	4782ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-22 15:20:52	1161ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 14:09:29	5320ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 13:40:42	4400ms	3 NS 1 A 2 MX	🔓 Insecure	View