rkcg.dk

Records from scan: 2026-10-22 14:55:46 · 1728ms total · last checked 2026-10-23 16:26 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rkcg.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 February 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.116 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 1166ms

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#

1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.116	3600s	webcluster2.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

5 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	173.194.221.27 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a	lm-in-f27.1e100.net lu-in-x1a.1e100.net lu-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	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)#

1 records 24ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:80a0:2597:d9f:1f52	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 Records#

3 records 126ms

TXT Record
google-site-verification=gkF_SCTBFgBJ4Urot3dS8Sq4kJxu-APo_UsB1Mv15mA
google-site-verification=jSRLJwpCwgnQ5CmxvL0ujswPc_AvfTCODF8A0xKk3yY
v=spf1 include:_spf.google.com include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (rkcg.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:_custspf.one.com ~all

📨 DMARC#

Policy	Record (_dmarc.rkcg.dk)
p=reject	v=DMARC1; p=reject

📬 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

🧩 Web & zone#

checked 2026-10-22 14:55:46

www	46.30.213.116 2a02:2350:5:10b:80a0:2597:d9f:1f52 (AS51468) (address records, no CNAME)
www vs bare domain	Same network rkcg.dk: 46.30.213.116 2a02:2350:5:10b:80a0:2597:d9f:1f52 (AS51468) www.rkcg.dk: 46.30.213.116 2a02:2350:5:10b:80a0:2597:d9f:1f52 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

100ms

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

🏷️ SOA#

29ms

Field	Value
Serial	2026100601
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-07 05:25:44

Field	Value
Registrar	ONE.COM A/S
Registered	2015-02-23
Expires	2027-02-28 (127d)

📋 WHOIS#

⏱️ Lookup Timing#

1166ms

32ms

27ms

AAAA

24ms

TXT

126ms

CAA

30ms

HTTPS

29ms

TLSA

101ms

SOA

29ms

MTA-STS

37ms

DNSSEC

100ms

SRV

1159ms

Total

1728ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 14:55:46 shown	1728ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-07 04:56:29	788ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-06 04:39:24	3439ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-02 04:25:05	739ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-01 04:21:52	549ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-22 00:39:57	1030ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-08 02:08:58	1281ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-25 15:41:00	984ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-12 12:50:47	1203ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-02 22:34:07	14816ms	2 NS 0 A 0 MX	❓ Unknown
2026-06-25 06:56:24	684ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-21 18:04:48	1171ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 04:27:35	749ms	2 NS 1 A 5 MX	🔒 Secure