erasmus.dk

📜 Historical scan 2026-06-17 08:14:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

erasmus.dk is a .dk domain served by 2 nameservers (meiling.ns.cloudflare.com, sullivan.ns.cloudflare.com). It was registered on 28 February 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.75.40 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by erasmus-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 188ms

Nameserver	IP addresses	PTR	ASN / ISP
meiling.ns.cloudflare.com	—	—	—
sullivan.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 224ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.75.40	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.211.203	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 230ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	erasmus-dk.mail.protection.outlook.com	52.101.68.0 52.101.68.32 52.101.73.153 52.101.73.28	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

2 records 183ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:4b28	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:d3cb	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 161ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.75.40,172.67.211.203 ech=AEX+DQBBDgAgACDzCpMlW2zuKCEyF31MigmBsD2TewLMErZT4gaCsNerPwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4b28,2606:4700:3033::ac43:d3cb

📝 TXT Records#

2 records 1655ms

TXT Record
google-site-verification=If6cOSQmOp9V_hD8g4BVHyavzzP-Yd3cwDydikjfHKU
v=spf1 ip4:94.189.36.14 ip4:87.63.196.217 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (erasmus.dk)
-all (hard fail)	v=spf1 ip4:94.189.36.14 ip4:87.63.196.217 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.erasmus.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-11 06:09:34

www	104.21.75.40 172.67.211.203 2606:4700:3031::6815:4b28 2606:4700:3033::ac43:d3cb (AS13335) (address records, no CNAME)
www vs bare domain	Same network erasmus.dk: 104.21.75.40 172.67.211.203 2606:4700:3031::6815:4b28 2606:4700:3033::ac43:d3cb (AS13335) www.erasmus.dk: 104.21.75.40 172.67.211.203 2606:4700:3031::6815:4b28 2606:4700:3033::ac43:d3cb (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 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#

1905ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

188ms

Field	Value
Serial	2406314856
Primary NS (MNAME)	meiling.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 13:50:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-02-28
Expires	2033-03-31 (2356d)

📋 WHOIS#

⏱️ Lookup Timing#

188ms

224ms

230ms

AAAA

183ms

TXT

1655ms

CAA

251ms

HTTPS

161ms

TLSA

1271ms

SOA

188ms

MTA-STS

1641ms

DNSSEC

1905ms

SRV

0ms

Total

8132ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 13:36:13	1628ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 12:51:05	9873ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 16:18:51	1073ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-08 01:20:24	1297ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-06 16:44:30	1506ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-21 12:31:01	1514ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 18:52:29	719ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 00:51:10	995ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:19:23	1986ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:14:12 shown	8132ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:09:00	767ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 08:00:14	612ms	2 NS 2 A 1 MX	🔓 Insecure