sysalert.dk DNS records

🖥️ Nameservers2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.186.17.138	3600s	serveit.dk	AS44869	FIBIA P/S	5.186.0.0/16	🇩🇰 Denmark	Sorø

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sysalert-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::c 2a01:111:f403:ca48::8 2a01:111:f403:ca48::a 52.101.68.5 52.101.68.8 52.101.73.16 52.101.73.19	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr04cu00803.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 Records2 records 154ms

TXT Record
MS=ms26459443
v=spf1 ip4:5.186.17.138 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (sysalert.dk)
-all (hard fail)	v=spf1 ip4:5.186.17.138 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.sysalert.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:hostmaster@sysalert.dk;

📬 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.sysalert.dk	wo37FtxG-qgd2pTeD5iqo7KoDMKoh_7spP39s19kMh0

🔗 TLSA / DANE

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

🔐 DNSSEC70ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026061701
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

32ms

A

46ms

MX

42ms

AAAA

49ms

TXT

154ms

CAA

48ms

HTTPS

49ms

TLSA

649ms

SOA

0ms

MTA-STS

55ms

DNSSEC

70ms

SRV

59ms

Total

1209ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 13:41:54	1209ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 23:04:32	1374ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 05:44:34	1188ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 17:45:06	6225ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 07:47:11	828ms	2 NS 1 A 1 MX	🔒 Secure	View