rvrc.dk

📜 Historical scan 2026-06-19 22:42:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rvrc.dk is a .dk domain served by 2 nameservers (a.portsdns.se, b.portsdns.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.14.90.203 is hosted by Tele2 SWIPnet (AS1257) in Sweden. Mail is handled by rvrc-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 194ms

Nameserver	IP addresses	PTR	ASN / ISP
a.portsdns.se	2607:f740:e009::1 45.54.35.101	a.portsdns.se a.portsdns.se	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
b.portsdns.net	2a00:11c0:3d::1 94.16.23.1	b.portsdns.net b.portsdns.net	AS42354 Anexia Cloud Solutions GmbH AS42354 Anexia Cloud Solutions GmbH

🌍 A Records#

1 records 259ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.14.90.203	300s	redirect.portsit.se	AS1257	Tele2 SWIPnet	193.12.0.0/14	🇸🇪 Sweden	Malmö

📧 MX Records#

1 records 169ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	rvrc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::6 2a01:111:f403:ca09::7 2a01:111:f403:ca09::f 52.101.68.36 52.101.68.8 52.101.73.24 52.101.73.30	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136
🔶 Autoconfig	91.189.41.20

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 571ms

TXT Record
_globalsign-domain-verification=A5OQYD3zQ-E9_r5IDqnM0cFmCRanXUmPmwXhsz4kHx
google-site-verification=bZqnJ-Z2uoYEdngnbs9MkKF5oQiCoRAfUxiuK81Lleo
MS=ms94284711
v=spf1 include:servers.mcsv.net include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (rvrc.dk)
-all (hard fail)	v=spf1 include:servers.mcsv.net include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.rvrc.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:o2q63lng@ag.eu.dmarcadvisor.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 16:05:44

www	193.14.90.203 (AS1257) (address records, no CNAME)
www vs bare domain	Same network rvrc.dk: 193.14.90.203 (AS1257) www.rvrc.dk: 193.14.90.203 (AS1257)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

2 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-rvrc-dk._domainkey.frifab.onmicrosoft.com	RSA · ~1024 bit below 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

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.rvrc.dk	rvrc.dk.acme.webpod7-cph3.one.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

270ms

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

🏷️ SOA#

165ms

Field	Value
Serial	2026040800
Primary NS (MNAME)	a.portsdns.se
Responsible (RNAME)	registry@ports.net
Refresh	1800s
Retry	900s
Expire	1814400s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

194ms

259ms

169ms

AAAA

158ms

TXT

571ms

CAA

163ms

HTTPS

191ms

TLSA

181ms

SOA

165ms

MTA-STS

85ms

DNSSEC

270ms

SRV

797ms

Total

1350ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 12:45:42	9747ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-12 12:37:29	9688ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-02 18:40:05	5495ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-19 22:42:00 shown	1350ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 13:11:19	1379ms	2 NS 1 A 1 MX	🔓 Insecure