rumcenter.dk

📜 Historical scan 2026-06-17 13:09:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rumcenter.dk is a .dk domain served by 2 nameservers (dns.space.dtu.dk, ns-soa.darenet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.216.199 is hosted by IDDQD-AS (AS1835) in Denmark. Mail is handled by rumcenter-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 375ms

Nameserver	IP addresses	PTR	ASN / ISP
dns.space.dtu.dk	130.226.216.82	—	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
ns-soa.darenet.dk	130.226.179.50 2001:878:0:e000:82:e2:b3:32	ns-soa.darenet.dk ns-soa.darenet.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education

🌍 A Records#

1 records 380ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.226.216.199	—	—	AS1835	IDDQD-AS	130.226.0.0/16	🇩🇰 Denmark	—

📧 MX Records#

1 records 374ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	rumcenter-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::c 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 52.101.68.15 52.101.68.21 52.101.73.1 52.101.73.16	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as2pr05cu00100.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 515ms

TXT Record
feA6CeWQ04fdgiT0cW1ZSTzczHdYMUNR+NV70k+8FOL6sDKrGCFovr/Gkee6eRUOMLZ+C1CyR3ukmNNB7cEjww==
MS=ms71379468
v=spf1 include:spf.dtu.dk ip4:130.225.77.0/24 ip4:130.225.79.0/24 -all

✉️ SPF#

Policy	Record (rumcenter.dk)
-all (hard fail)	v=spf1 include:spf.dtu.dk ip4:130.225.77.0/24 ip4:130.225.79.0/24 -all

📨 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 23:36:53

www	130.226.216.199 (AS1835) (address records, no CNAME)
www vs bare domain	Same network rumcenter.dk: 130.226.216.199 (AS1835) www.rumcenter.dk: 130.226.216.199 (AS1835)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

526ms

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

🏷️ SOA#

364ms

Field	Value
Serial	2024012901
Primary NS (MNAME)	dns.space.dtu.dk
Responsible (RNAME)	sysadm@space.dtu.dk
Refresh	100000s
Retry	10000s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

375ms

380ms

374ms

AAAA

376ms

TXT

515ms

CAA

373ms

HTTPS

290ms

TLSA

482ms

SOA

364ms

MTA-STS

494ms

DNSSEC

526ms

SRV

0ms

Total

2732ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 18:08:15	1599ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-18 19:45:53	2348ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-10 16:09:13	5403ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-06 05:51:43	1712ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-01 16:22:06	1635ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-29 00:29:56	7375ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 05:34:59	1168ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 19:41:36	2466ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-21 14:48:12	1143ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:09:24 shown	2732ms	2 NS 1 A 1 MX	🔓 Insecure