rum3.dk DNS records

🖥️ Nameservers4 records 713ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.1sthosting.dk	193.104.246.161	—	AS31027 GlobalConnect A/S
ns02.1sthosting.dk	193.104.246.162	—	AS31027 GlobalConnect A/S
ns03.1sthosting.dk	94.18.210.70	—	AS31027 GlobalConnect A/S
ns04.1sthosting.dk	94.18.210.71	—	AS31027 GlobalConnect A/S

🌍 A Records

🌍

No A records found

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	rum3-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::b 2a01:111:f403:ca09::5 2a01:111:f403:ca48::a 52.101.181.153 52.101.68.16 52.101.68.8 52.101.73.6	mail-du0pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.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 Records1 records 194ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rum3.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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)

🔐 DNSSEC77ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	11
Primary NS (MNAME)	ns01.1sthosting.dk
Responsible (RNAME)	hostmaster@1sthosting.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

713ms

A

40ms

MX

44ms

AAAA

49ms

TXT

194ms

CAA

43ms

HTTPS

38ms

TLSA

316ms

SOA

0ms

MTA-STS

2071ms

DNSSEC

77ms

SRV

744ms

Total

2778ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 18:38:59	2778ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-08-31 03:38:04	65535ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-29 15:30:35	64891ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-27 20:52:59	65535ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-26 17:19:17	15596ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-24 18:18:42	1712ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-23 12:51:52	5974ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-22 10:02:24	31760ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-21 09:48:04	31580ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-20 09:07:11	28085ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-19 08:42:39	8749ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-18 08:39:42	29042ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-15 14:20:50	51671ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-12 11:17:21	7337ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-11 08:39:47	33241ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-09 21:19:09	3541ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-03 01:03:03	13033ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-31 12:51:41	26690ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 16:24:31	13213ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 14:52:49	16565ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 14:22:42	19000ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 13:46:41	12656ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 11:26:49	11211ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 02:59:34	4816ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 01:50:41	5684ms	4 NS 0 A 1 MX	❓ Unknown	View