indexo.dev

previo.app

.app crawl

First seen 2026-05-27 · Last seen 2026-05-31 · pending crawled 2026-05-30

CZ · 213.109.165.144 · AS29134 Webglobe, s.r.o.

Reputation 100/100

ssl error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: Hostname mismatch, certificate is not valid for 'www.previo.app'. (_ssl.c:1000)

DNS records live

NS
  • ns.stable.cz
  • ns.stable.sk
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • domain-verify-bdff626a8ba0
  • projectdiscovery-verification=60510d1ab7
Verified for
  • Google
  • Postman

Email authentication strong

SPF
v=spf1 mx include:_spf.previo.app include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; sp=reject;
policy: reject (enforced) · sp=reject
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-01-05 to 2027-02-06
Expires in 250 days

Full certificate history on crt.sh ↗

Linked from (5)