teoritjek.dk DNS records

🖥️ Nameservers2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
aspen.ns.cloudflare.com	108.162.194.109 162.159.38.109 172.64.34.109 2606:4700:50::a29f:266d 2803:f800:50::6ca2:c26d 2a06:98c1:50::ac40:226d	aspen.ns.cloudflare.com aspen.ns.cloudflare.com aspen.ns.cloudflare.com aspen.ns.cloudflare.com aspen.ns.cloudflare.com aspen.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kai.ns.cloudflare.com	108.162.193.188 172.64.33.188 173.245.59.188 2606:4700:58::adf5:3bbc 2803:f800:50::6ca2:c1bc 2a06:98c1:50::ac40:21bc	kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.20.99	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.192.17	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx1.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS
20	300s	aspmx2.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	autoconfig.migadu.com → 141.94.97.141

🔷 AAAA Records (IPv6)2 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:c011	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:1463	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 63ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.20.99,172.67.192.17 ech=AEX+DQBBvwAgACAqmlyTnQq80vcKMxLO4zmKWWByqQj70EZ1OiwB4lc9MQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:c011,2606:4700:3034::6815:1463

🔌 SRV Records2 records 164ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	1	443	autodiscover.migadu.com
_imaps._tcp	0	1	993	imap.migadu.com

📝 TXT Records5 records 8210ms

TXT Record
brevo-code:f0b98f8d6516becc3ae5966821b45e0c
google-site-verification=8FtPK25vMbKnPCoFvpnnQu_OOmB3IfFXm9J8CSP9JNg
google-site-verification=mSWkwDLCxFN9V63DEn85pC0WnuTCDPAFKxpFU38Sz0U
hosted-email-verify=vpwh5dxj
v=spf1 include:spf.migadu.com -all

✉️ SPF

Policy	Record (teoritjek.dk)
-all (hard fail)	v=spf1 include:spf.migadu.com -all

📨 DMARC

Policy	Record (_dmarc.teoritjek.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com

📬 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)

🔐 DNSSEC132ms

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

🏷️ SOA0ms

Field	Value
Serial	2412834520
Primary NS (MNAME)	aspen.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

53ms

MX

42ms

AAAA

52ms

TXT

8210ms

CAA

58ms

HTTPS

63ms

TLSA

228ms

SOA

0ms

MTA-STS

56ms

DNSSEC

132ms

SRV

164ms

Total

9871ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 06:43:21	9871ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-16 06:47:27	9543ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-14 14:26:55	10808ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-07 04:51:22	1779ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-17 08:29:08	9547ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-15 12:32:59	3364ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-27 18:33:42	2070ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-25 23:56:18	1250ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-18 08:02:51	894ms	2 NS 2 A 4 MX	🔓 Insecure	View