undervisningsweb.dk DNS records

🖥️ Nameservers4 records 245ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records1 records 238ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.69.129.38	3600s	—	AS48854	team.blue Denmark A/S	195.69.128.0/22	🇩🇰 Denmark	—

📧 MX Records2 records 252ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	front-lvs.scannet.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
20	3600s	mx77.front02.scannet.dk	—	—	—

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC575ms

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

🏷️ SOA0ms

Field	Value
Serial	2026020538
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	86400s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

245ms

A

238ms

MX

252ms

AAAA

255ms

TXT

950ms

CAA

236ms

HTTPS

280ms

TLSA

855ms

SOA

0ms

MTA-STS

427ms

DNSSEC

575ms

SRV

374ms

Total

7048ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-19 11:09:39	7048ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-17 07:23:43	1412ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-11 13:25:29	1431ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-02 02:56:14	8990ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-31 01:16:53	2161ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-13 07:39:56	10028ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-11 11:20:25	1272ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 01:52:48	1833ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 08:43:33	1395ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 05:46:12	2512ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 12:07:25	1284ms	4 NS 1 A 2 MX	🔒 Secure	View