rsmrevision.dk DNS records

🖥️ Nameservers2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.alco.dk	46.225.229.1	ns1.alco.dk	AS24940 Hetzner Online GmbH
ns2.alco.dk	89.167.94.156	ns2.alco.dk	AS24940 Hetzner Online GmbH

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.24.57.1	3600s	ip-216-24-57-1.ingress.render.com	AS397273	Render	216.24.57.0/24	🇺🇸 United States	—

📧 MX Records1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rsmrevision-dk.mail.protection.outlook.com	2a01:111:f403:ca09::1 2a01:111:f403:ca09::4 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 52.101.68.29 52.101.68.32 52.101.73.15 52.101.73.24	mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 52.98.149.152

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 292ms

TXT Record
MS=ms56672810
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.rsmrevision.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:67e29fbb0fa28@dmarc-dk.centerasecurity.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

🔗 TLSA / DANE

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

🔐 DNSSEC2075ms

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	2025121814
Primary NS (MNAME)	ns1.alco.dk
Responsible (RNAME)	hostmaster@alco.dk
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	43200s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

37ms

A

55ms

MX

50ms

AAAA

59ms

TXT

292ms

CAA

57ms

HTTPS

66ms

TLSA

363ms

SOA

0ms

MTA-STS

104ms

DNSSEC

2075ms

SRV

93ms

Total

2845ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 14:13:28	2845ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-28 00:57:22	1476ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-28 20:25:23	1994ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 01:37:30	2639ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 20:53:45	4646ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 13:15:20	7312ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 03:54:56	1136ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 02:53:53	4292ms	2 NS 1 A 1 MX	🔓 Insecure	View