rcs-production.dk

📜 Historical scan 2026-06-17 12:08:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rcs-production.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 February 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.215.161.69 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.mtaroutes.com, mx2.mtaroutes.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 67ms

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 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.215.161.69	—	relayingsmtp.wtm-rcs.dk	AS47292	Sentia Denmark A/S	91.215.160.0/22	🇩🇰 Denmark	Silkeborg

📧 MX Records#

4 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.mtaroutes.com	149.13.75.27 2001:978:2:7::162:100	fe1-r3-in.fra02.l.antispamcloud.com fe1-r3-in.fra02.l.antispamcloud.com	AS16633 N-able Technologies, Inc. AS174 Cogent Communications, LLC
20	—	mx2.mtaroutes.com	149.13.75.27 2001:978:2:7::162:100	fe1-r3-in.fra02.l.antispamcloud.com fe1-r3-in.fra02.l.antispamcloud.com	AS16633 N-able Technologies, Inc. AS174 Cogent Communications, LLC
30	—	mx3.mtaroutes.com	154.59.104.23 2001:978:2:2c::137:100	fe2-r3-in.ams14.l.antispamcloud.com fe2-r3-in.ams14.l.antispamcloud.com	AS174 Cogent Communications, LLC AS174 Cogent Communications, LLC
40	—	mx4.mtaroutes.com	154.59.193.124 2001:978:2:6::f:124	fe3-r3-in.du01.l.antispamcloud.com fe3-r3-in.du01.l.antispamcloud.com	AS16633 N-able Technologies, Inc. AS174 Cogent Communications, LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 328ms

TXT Record
v=spf1 a mx include:spf.mtaroutes.com include:spf.protection.outlook.com include:_custspf.one.com ip4:91.215.163.48/29 ip4:91.215.161.24/29 -all

✉️ SPF#

Policy	Record (rcs-production.dk)
-all (hard fail)	v=spf1 a mx include:spf.mtaroutes.com include:spf.protection.outlook.com include:_custspf.one.com ip4:91.215.163.48/29 ip4:91.215.161.24/29 -all

📨 DMARC#

Policy	Record (_dmarc.rcs-production.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:5ygyuzpu@ag.dmarcian-eu.com; ruf=mailto:dmarc-reports@rcs.dk; aspf=s; adkim=s; sp=quarantine; fo=1; ri=86400; pct=25

📬 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#

latest probe, not this scan · checked 2026-10-08 06:03:37

www CNAME	rcs-production.dk (all on rcs-production.dk) → 91.215.161.69 (AS47292)
www vs bare domain	Same network rcs-production.dk: 91.215.161.69 (AS47292) www.rcs-production.dk: 91.215.161.69 (AS47292)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records 156ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mtaroutes.com	DANE-EE · SPKI · SHA-256	A10EC56F992E0E0C5B5A3860F281ADAF…
SMTP _25._tcp.mx2.mtaroutes.com	DANE-EE · SPKI · SHA-256	A10EC56F992E0E0C5B5A3860F281ADAF…
SMTP _25._tcp.mx3.mtaroutes.com	DANE-EE · SPKI · SHA-256	A10EC56F992E0E0C5B5A3860F281ADAF…
SMTP _25._tcp.mx4.mtaroutes.com	DANE-EE · SPKI · SHA-256	A10EC56F992E0E0C5B5A3860F281ADAF…

🔐 DNSSEC#

170ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2026052501
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 2026-10-14 04:00:53

Field	Value
Registrar	ONE.COM A/S
Registered	2016-02-16
Expires	2028-02-29 (492d)

🔗 Same registrant#

5 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
athena-cms.dk	Punktum dk A/S (direct)
athena-greenline.dk	Punktum dk A/S (direct)
athena-netjournal.dk	Punktum dk A/S (direct)
athena-wtm.dk	Punktum dk A/S (direct)
rcs-it.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

67ms

54ms

53ms

AAAA

49ms

TXT

328ms

CAA

48ms

HTTPS

51ms

TLSA

156ms

SOA

49ms

MTA-STS

355ms

DNSSEC

170ms

SRV

0ms

Total

1668ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 06:03:37	746ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-30 04:09:40	812ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-25 20:32:22	934ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-23 19:52:16	1517ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-26 18:22:26	2218ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-08 11:23:53	5310ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-27 01:37:52	1807ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-26 09:08:13	2066ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 12:08:04 shown	1668ms	2 NS 1 A 4 MX	🔒 Secure