erhvervscollege.dk

Records from scan: 2026-10-18 11:47:24 · 2550ms total · last checked 2026-10-22 19:41 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

erhvervscollege.dk is a .dk domain served by 2 nameservers (ns1.esis.dk, ns2.esis.dk). It was registered on 31 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by erhvervscollege-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 426ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.esis.dk	185.19.134.2	ns1.esis.dk	AS199374 Syddansk Erhvervsskole Odense-Vejle
ns2.esis.dk	185.19.134.3	ns2.esis.dk	AS199374 Syddansk Erhvervsskole Odense-Vejle

🌍 A Records#

1 records 417ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	3600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 98ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	erhvervscollege-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::22 2a01:111:f403:ca09::26 2a01:111:f403:ca21::e 52.101.181.153 52.101.73.145 52.101.91.156 52.101.91.162	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-maspr04cu00104.inbound.protection.outlook.com mail-matpr04cu00302.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 → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 695ms

TXT Record
HSKHJEM
MS=ms41783381
v=spf1 ip4:185.19.134.5 include:spf.esis.dk -all

✉️ SPF#

Policy	Record (erhvervscollege.dk)
-all (hard fail)	v=spf1 ip4:185.19.134.5 include:spf.esis.dk -all

📨 DMARC#

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

📬 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#

checked 2026-10-18 11:47:24

www CNAME	cdn.webflow.com (all on webflow.com) → 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
www vs bare domain	Same network erhvervscollege.dk: 198.202.211.1 (AS209242) www.erhvervscollege.dk: 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
Wildcard	No
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	—	Revoked (empty key)
selector2	—	Revoked (empty key)

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

552ms

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

🏷️ SOA#

87ms

Field	Value
Serial	168
Primary NS (MNAME)	ns1.esis.dk
Responsible (RNAME)	hostmaster
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-18 12:01:18

Field	Value
Registrar	A/S SCANNET
Registered	2025-07-31
Expires	2027-07-30 (279d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

426ms

417ms

98ms

AAAA

414ms

TXT

695ms

CAA

121ms

HTTPS

439ms

TLSA

944ms

SOA

87ms

MTA-STS

484ms

DNSSEC

552ms

SRV

567ms

Total

2550ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 11:47:24 shown	2550ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-16 10:50:26	1573ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-12 20:15:23	2030ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 12:54:00	1558ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 10:52:02	4909ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 09:20:41	1196ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 08:57:26	1588ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 08:00:56	1483ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 07:44:38	4213ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 07:23:58	4655ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-15 06:42:32	1485ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 21:10:37	1223ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-05 05:10:34	1394ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 05:58:03	1725ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 04:33:55	1589ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 03:48:10	1604ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 03:46:04	1864ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 12:34:23	10288ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 23:03:02	8726ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-18 22:32:04	5932ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 15:20:29	3578ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 18:47:31	4211ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-08 12:28:07	2216ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-07 00:40:15	4444ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-29 20:29:17	2039ms	2 NS 1 A 1 MX	🔒 Secure