rumcenter.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
dns.space.dtu.dk	130.226.216.82	dns.space.dtu.dk	AS1835 IDDQD-AS
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 IDDQD-AS AS1835 IDDQD-AS

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.226.216.199	3600s	—	AS1835	IDDQD-AS	130.226.0.0/16	🇩🇰 Denmark	—

📧 MX Records1 records 440ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	rumcenter-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::7 52.101.103.137 52.101.103.143 52.101.73.126 52.101.73.145	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00301.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 333ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC103ms

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

🏷️ SOA0ms

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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

55ms

MX

440ms

AAAA

49ms

TXT

333ms

CAA

61ms

HTTPS

78ms

TLSA

341ms

SOA

0ms

MTA-STS

62ms

DNSSEC

103ms

SRV

597ms

Total

1635ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 16:22:06	1635ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-29 00:29:56	7375ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 05:34:59	1168ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 19:41:36	2466ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-21 14:48:12	1143ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 13:09:24	2732ms	2 NS 1 A 1 MX	🔓 Insecure	View