syntio.dk DNS records

🖥️ Nameservers2 records 64ms

Nameserver	IP addresses	PTR	ASN / ISP
pdns03.domaincontrol.com	2603:5:21f0::33 97.74.111.51	pdns03.domaincontrol.com pdns03.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH
pdns04.domaincontrol.com	173.201.79.51 2603:5:22f0::33	pdns04.domaincontrol.com pdns04.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH

🌍 A Records2 records 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
15.197.225.128	3600s	aec037177372cc6cd.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	15.196.0.0/14	🇺🇸 United States	—
3.33.251.168	3600s	aec037177372cc6cd.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	3.33.128.0/17	🇺🇸 United States	—

📧 MX Records1 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	syntio-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::10 2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 52.101.68.16 52.101.68.36 52.101.73.22 52.101.73.26	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 113ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records4 records 282ms

TXT Record
fdSsAiT1/vPGBFNr+CN7SF1Uw+Q=
google-gws-recovery-domain-verification=51323871
google-gws-recovery-domain-verification=55696771
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (syntio.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)

🔐 DNSSEC82ms

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	2026070503
Primary NS (MNAME)	pdns03.domaincontrol.com
Responsible (RNAME)	dns@jomax.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

64ms

A

61ms

MX

62ms

AAAA

44ms

TXT

282ms

CAA

44ms

HTTPS

43ms

TLSA

869ms

SOA

0ms

MTA-STS

51ms

DNSSEC

82ms

SRV

113ms

Total

1990ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-06 08:33:14	1990ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 08:25:50	1067ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 01:36:51	828ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 23:26:30	770ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 19:02:38	1068ms	2 NS 2 A 1 MX	🔓 Insecure	View