altitop.dk DNS records

🖥️ Nameservers3 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.zxcs.be	2a03:b0c0:3:d0::116:2001 46.101.179.64	ns2.zxcs.nl ns2.zxcs.nl	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns.zxcs.eu	178.62.208.8 2a03:b0c0:2:d0::57:1001	ns3.zxcs.nl ns3.zxcs.nl	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns.zxcs.nl	185.104.28.19 2a06:2ec0:1::10	ns1.zxcs.nl ns1.zxcs.nl	AS206281 Stichting DIGI NL AS206281 Stichting DIGI NL

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.104.28.238	86400s	redirectserver01.zxcs.nl	AS206281	Stichting DIGI NL	185.104.28.0/22	🇳🇱 The Netherlands	—

📧 MX Records1 records 75ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	altitop-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::a 2a01:111:f403:ca09::f 2a01:111:f403:ca48::c 52.101.103.137 52.101.103.143 52.101.73.153 52.101.73.19	mail-db4pr02cu00204.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.8

🔷 AAAA Records (IPv6)1 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:2ec0:1::ffed	86400s	redirectserver01.zxcs.nl	AS206281	Stichting DIGI NL	2a06:2ec0:0:0:0:0:0:0/32	🇳🇱 The Netherlands	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 110ms

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

📝 TXT Records1 records 336ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.altitop.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s

📬 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)

🔐 DNSSEC99ms

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	2021010100
Primary NS (MNAME)	ns.zxcs.nl
Responsible (RNAME)	hostmaster@altitop.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

80ms

A

55ms

MX

75ms

AAAA

49ms

TXT

336ms

CAA

60ms

HTTPS

65ms

TLSA

674ms

SOA

0ms

MTA-STS

119ms

DNSSEC

99ms

SRV

110ms

Total

1478ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-24 22:39:27	1478ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 22:08:48	2956ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 20:07:29	4126ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 12:50:36	1797ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 12:50:08	1565ms	3 NS 1 A 1 MX	🔓 Insecure	View