railgun.dk DNS records

🖥️ Nameservers2 records 90ms

Nameserver	IP addresses	PTR	ASN / ISP
algin.ns.cloudflare.com	108.162.193.61 172.64.33.61 173.245.59.61 2606:4700:58::adf5:3b3d 2803:f800:50::6ca2:c13d 2a06:98c1:50::ac40:213d	algin.ns.cloudflare.com algin.ns.cloudflare.com algin.ns.cloudflare.com algin.ns.cloudflare.com algin.ns.cloudflare.com algin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mona.ns.cloudflare.com	108.162.192.206 172.64.32.206 173.245.58.206 2606:4700:50::adf5:3ace 2803:f800:50::6ca2:c0ce 2a06:98c1:50::ac40:20ce	mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.54.113	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.117	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 122ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	railgun-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::6 2a01:111:f403:ca09::e 2a01:111:f403:ca48::c 52.101.181.153 52.101.68.39 52.101.68.8 52.101.73.145	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 40.104.116.8
🔶 Autoconfig	35.189.247.37

🔷 AAAA Records (IPv6)2 records 75ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:3671	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:8a75	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 121ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.54.113,172.67.138.117 ech=AEX+DQBBcAAgACBV/Zb5wHhwHaTFZTaHf11B2qZwTkWmffxMbdJAki9BNgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3671,2606:4700:3035::ac43:8a75

📝 TXT Records2 records 349ms

TXT Record
MS=ms33029713
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (railgun.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.railgun.dk	jodb25d-0VZmRDI81pxioIuwKKNRGGuIYBp0jit7dXE
TXT	_acme-challenge.railgun.dk	lWoPzQnZJm2F1OWHpKROa9ITvILOSnfNrzyJks8O6sI

🔗 TLSA / DANE

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

🔐 DNSSEC235ms

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	2413495424
Primary NS (MNAME)	algin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

90ms

A

70ms

MX

122ms

AAAA

75ms

TXT

349ms

CAA

87ms

HTTPS

121ms

TLSA

788ms

SOA

0ms

MTA-STS

125ms

DNSSEC

235ms

SRV

221ms

Total

3493ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 07:59:57	3493ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 22:12:33	1390ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 07:52:58	1594ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-25 05:54:40	1005ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-27 07:19:59	18109ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-07 20:45:12	2157ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 22:11:36	1087ms	2 NS 2 A 1 MX	🔓 Insecure	View