xroot.dk DNS records

🖥️ Nameservers2 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
alan.ns.cloudflare.com	108.162.193.57 172.64.33.57 173.245.59.57 2606:4700:58::adf5:3b39 2803:f800:50::6ca2:c139 2a06:98c1:50::ac40:2139	alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
donna.ns.cloudflare.com	108.162.192.151 172.64.32.151 173.245.58.151 2606:4700:50::adf5:3a97 2803:f800:50::6ca2:c097 2a06:98c1:50::ac40:2097	donna.ns.cloudflare.com donna.ns.cloudflare.com donna.ns.cloudflare.com donna.ns.cloudflare.com donna.ns.cloudflare.com donna.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records2 records 49ms

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
🔷 Autodiscover	172.67.159.131
🔶 Autoconfig	104.21.41.35

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 113ms

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

📝 TXT Records3 records 233ms

TXT Record
google-site-verification=fNs5y3CqZ-3m7LPRYXlwCTf41NvuLqtUs7wk817kd0c
hosted-email-verify=wmpk31kt
v=spf1 include:spf.migadu.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.xroot.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

🔗 TLSA / DANE

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

🔐 DNSSEC161ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA47ms

Field	Value
Serial	2409661409
Primary NS (MNAME)	alan.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

57ms

A

67ms

MX

49ms

AAAA

46ms

TXT

233ms

CAA

57ms

HTTPS

56ms

TLSA

310ms

SOA

47ms

MTA-STS

104ms

DNSSEC

161ms

SRV

113ms

Total

18181ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-17 13:27:32	1909ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-16 08:51:36	5662ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-10 03:38:19	2772ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-26 08:44:17	25531ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-19 05:43:12	18181ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-16 14:36:23	3589ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-23 20:46:15	1046ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-20 22:07:33	542ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-19 05:55:30	1405ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-18 03:21:11	1420ms	2 NS 0 A 2 MX	🔒 Secure	View