systembyg.dk DNS records

🖥️ Nameservers2 records 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.telanco.dk	84.246.245.104	84-246-245-104.unalloc.logiqit.net	AS34165 Novaram ApS
ns2.telanco.dk	84.246.247.29	84-246-247-29.cust.novaram.net	AS34165 Novaram ApS

🌍 A Records1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
84.246.247.21	3600s	web04.telanco.dk	AS34165	Novaram ApS	84.246.244.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	systembyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::24 2a01:111:f403:ca09::9 2a01:111:f403:ca48::8 52.101.181.153 52.101.68.10 52.101.73.22 52.101.73.6	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 192ms

TXT Record
MS=ms63978323
v=spf1 ip4:84.246.247.21 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (systembyg.dk)
-all (hard fail)	v=spf1 ip4:84.246.247.21 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)

🔐 DNSSEC96ms

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	2025050502
Primary NS (MNAME)	ns1.telanco.dk
Responsible (RNAME)	hostmaster@telanco.dk
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

34ms

A

39ms

MX

41ms

AAAA

38ms

TXT

192ms

CAA

41ms

HTTPS

47ms

TLSA

597ms

SOA

0ms

MTA-STS

76ms

DNSSEC

96ms

SRV

69ms

Total

1245ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 09:14:44	1245ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 12:48:57	3159ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 11:05:59	1189ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-21 10:30:09	65535ms	2 NS 1 A 1 MX	❓ Unknown	View
2026-06-26 01:00:21	924ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 00:37:14	16636ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 05:16:26	1084ms	2 NS 1 A 1 MX	🔓 Insecure	View