barentz.dk DNS records

🖥️ Nameservers4 records 67ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dn-s.nl	185.104.28.19 2a06:2ec0:1::10	ns1.zxcs.nl ns1.zxcs.nl	AS206281 Stichting DIGI NL AS206281 Stichting DIGI NL
ns2.dn-s.nl	2a03:b0c0:3:d0::116:2001 46.101.179.64	ns2.zxcs.nl ns2.zxcs.nl	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns3.dn-s.nl	178.62.208.8 2a03:b0c0:2:d0::57:1001	ns3.zxcs.nl ns3.zxcs.nl	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns4.dn-s.nl	185.220.172.14 2a06:2ec0:1:a::d53	ns.zxcs.de ns.zxcs.de	AS206281 Stichting DIGI NL AS206281 Stichting DIGI NL

🌍 A Records1 records 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
136.144.212.108	600s	parking.hostingserver.nl	AS20857	Signet B.V.	136.144.128.0/17	🇳🇱 The Netherlands	—

📧 MX Records1 records 98ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	barentz-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::2 2a01:111:f403:ca04::6 2a01:111:f403:ca04::d 52.101.68.15 52.101.68.29 52.101.68.39 52.101.73.11	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 40.104.116.56
🔶 Autoconfig	mail.hostingserver.nl → 89.41.169.107

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 367ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	mail.hostingserver.nl
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 410ms

TXT Record
v=spf1 include:_spf.premiumantispam.nl include:spf.barentz.nl include:spf.protection.outlook.com -all
XIBunnjBasVX1sg3ukG2PygijybpSuvPZk/mDEY92ztkw6ISdTAU58xB+bCb2DGQ9t0C5mUmJFpm4N+2TfPq/g==

✉️ SPF

Policy	Record (barentz.dk)
-all (hard fail)	v=spf1 include:_spf.premiumantispam.nl include:spf.barentz.nl include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.barentz.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; rua=mailto:alerts@secuba.pl,mailto:dmarc_agg@vali.email;

📬 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)

🔐 DNSSEC193ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA79ms

Field	Value
Serial	2021010100
Primary NS (MNAME)	ns1.dn-s.nl
Responsible (RNAME)	hostmaster@barentz.dk
Refresh	600s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

67ms

A

80ms

MX

98ms

AAAA

98ms

TXT

410ms

CAA

82ms

HTTPS

157ms

TLSA

484ms

SOA

79ms

MTA-STS

139ms

DNSSEC

193ms

SRV

367ms

Total

1563ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 04:55:25	1563ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 05:05:45	935ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 14:07:11	2781ms	4 NS 1 A 1 MX	🔓 Insecure	View