bi-efterskole.dk

📜 Historical scan 2026-10-03 08:36:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bi-efterskole.dk is a .dk domain served by 2 nameservers (ns1.gnrx.dk, ns2.gnrx.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.235.58.95 is hosted by LeaseWeb Netherlands B.V. (AS60781) in The Netherlands. Mail is handled by biefterskole-dk0e.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gnrx.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.gnrx.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.235.58.95	3600s	—	AS60781	LeaseWeb Netherlands B.V.	77.235.58.0/24	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	biefterskole-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::d 2a01:111:f403:ca04::f 2a01:111:f403:ca21::10 52.101.209.31 52.101.68.27 52.101.68.29 52.101.91.153	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-matpr04cu00101.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 82ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 115ms

TXT Record
MS=ms89183392
v=spf1 include:spf.protection.outlook.com ip4:92.62.199.82 -all

✉️ SPF#

Policy	Record (bi-efterskole.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:92.62.199.82 -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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 12:33:49

www CNAME	bi-efterskole.dk (all on bi-efterskole.dk) → 77.235.58.95 (AS60781)
www vs bare domain	Same network bi-efterskole.dk: 77.235.58.95 (AS60781) www.bi-efterskole.dk: 77.235.58.95 (AS60781)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

53ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2025080104
Primary NS (MNAME)	ns1.gnrx.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

31ms

30ms

35ms

AAAA

31ms

TXT

115ms

CAA

27ms

HTTPS

33ms

TLSA

590ms

SOA

41ms

MTA-STS

39ms

DNSSEC

53ms

SRV

82ms

Total

921ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:33:49	1409ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 08:36:29 shown	921ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 05:10:26	1395ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 02:58:31	874ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 13:56:45	774ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 22:29:07	1577ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 14:28:29	830ms	2 NS 1 A 1 MX	🔒 Secure