underdynen.dk DNS records

🖥️ Nameservers2 records 154ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.seohost.pl	185.200.47.250 188.210.221.52	host-18520047250.seohost-mail.eu host-18821022152.seohost-mail.eu	AS50599 Dataspace P.s.a. AS50599 Dataspace P.s.a.
ns2.seohost.pl	188.210.221.179 188.210.223.253	host-188210221179.seohost-mail.eu host-188210223253.seohost-mail.eu	AS50599 Dataspace P.s.a. AS50599 Dataspace P.s.a.

🌍 A Records1 records 133ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.210.221.221	3600s	host-188210221221.seohost-mail.eu	AS50599	Dataspace P.s.a.	188.210.220.0/22	🇵🇱 Poland	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	188.210.221.221
🔶 Autoconfig	188.210.221.221

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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

🔗 TLSA / DANE

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

🔐 DNSSEC340ms

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

🏷️ SOA

✗ No SOA record found

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

154ms

A

133ms

MX

217ms

AAAA

180ms

TXT

969ms

CAA

191ms

HTTPS

197ms

TLSA

208ms

SOA

117ms

MTA-STS

297ms

DNSSEC

340ms

SRV

301ms

Total

1946ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 11:45:04	1946ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-28 23:47:18	1608ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-27 19:54:16	1384ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-27 11:04:10	1561ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-26 10:00:11	1637ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-25 03:20:57	1899ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-24 02:45:47	1103ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-23 00:36:16	1998ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-22 00:27:46	9649ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-21 00:13:03	3335ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-19 20:28:50	1430ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-18 20:24:45	3658ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-17 18:44:39	3361ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-16 18:09:42	4034ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-15 09:31:07	1375ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-14 07:23:25	9831ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-11 15:36:28	3407ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-09 05:06:21	9779ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-07 15:09:09	2895ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-04 19:31:44	3174ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-03 00:08:01	1939ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-01 20:36:12	8737ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-07-29 12:40:15	9812ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-07-27 17:06:51	1194ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-07-26 16:42:48	2228ms	2 NS 1 A 0 MX	🔓 Insecure	View