polyteknik.dk DNS records

🖥️ Nameservers2 records 118ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 110ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.4.208.59	600s	pro02.azehosting.net	AS24940	Hetzner Online GmbH	46.4.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 100ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	polyteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::a 2a01:111:f403:ca04::f 2a01:111:f403:ca09::f 52.101.68.10 52.101.68.21 52.101.68.25 52.101.73.22	mail-db5pr02cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 52.98.212.248
🔶 Autoconfig	46.30.213.181

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 469ms

TXT Record
MS=C9B6309019C21F27EA72CD3B4CD0537B068ACB39
v=spf1 ip4:192.168.17.146 ip4:192.168.17.67 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (polyteknik.dk)
-all (hard fail)	v=spf1 ip4:192.168.17.146 ip4:192.168.17.67 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.polyteknik.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; fo=1; ri=3600; rua=mailto:renem@polyteknik.dk; ruf=mailto:renem@polyteknik.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.polyteknik.dk	gcIeuDLTUn26pHKdxafyfEqOCTZSh9EDC0jMgulfvEo

🔗 TLSA / DANE

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

🔐 DNSSEC153ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080102
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

118ms

A

110ms

MX

100ms

AAAA

136ms

TXT

469ms

CAA

133ms

HTTPS

112ms

TLSA

177ms

SOA

0ms

MTA-STS

121ms

DNSSEC

153ms

SRV

624ms

Total

1735ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 02:38:46	2439ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 02:36:22	1148ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 00:23:40	5973ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 13:24:48	5407ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 04:19:50	1735ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 14:22:03	5123ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 13:31:57	9888ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 10:16:33	1119ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:12:33	677ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 04:52:59	1676ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 09:31:53	2607ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 12:07:54	828ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 18:29:21	777ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:30:45	2470ms	2 NS 1 A 1 MX	🔒 Secure	View