How is plesk.com?
Looks fine
risk 0/100
Registered 27 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 205 ms.
Why
02050100
finecarefulhigh risk
- ·Nothing in the checks added risk.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.
The home page, rendered by how.is in a sandboxed browser. Nothing on it is clickable here.
Site
200
205 ms · ends at www.plesk.com
HTTPS
84 d
left on a Google Trust Services certificate
Age
27 years
registered 1999-06-13
Blocklists
0
listings across 5 lists
Everything we looked at
DNS records5 record types
| A | 172.64.147.135 104.18.40.121 |
|---|---|
| AAAA | 2a06:98c1:3105::ac40:9387 2a06:98c1:3107::6812:2879 |
| MX | 0 plesk-com.mail.protection.outlook.com |
| NS | gene.ns.cloudflare.com jeff.ns.cloudflare.com |
| TXT | _globalsign-domain-verification=8T3VhwAPSl-umIJYz0xmIEla56TMkj3kyVZtZKBrrr google-site-verification=kh_GEL8FK4wMA7uU5Bm2ttw7OcQhrbADvoZhZlqA_ms _globalsign-domain-verification=PhC60e-2NtIxLeWCn7eesBvU6zIFdk-py94TMYqv5F google-site-verification=pElAHTAlVkPBbStZhOGV7wvr8ZB1h2cVffLrMN5kuyI _globalsign-domain-verification=pC1yFlPvTkMELJCeWiudD6GMHnASoWrUg2EKBW2I1g ps-cd-verification=f2a61733-6dd0-4f59-b114-5a3a6b332c0c _globalsign-domain-verification=oYLFNlSKzyd-U8Ec6VHwXGenW_afhTNWqaOXSQmTDU teamviewer-sso-verification=adbe95c57a554f8aa19e8c2ddca7ab5b atlassian-domain-verification=vcYdHk4xtnbRpbrSLWAxTbfXTGV6hunHiLsUuCQnceklQF/q5LSGpj0an1qzE4SN miro-verification=33f8e213ff34c28d63710251080b4cf33abbcc87 _globalsign-domain-verification=i0QAKznmla6JVheew8oeehTpmEKDpsEJLkD_cspUCR google-site-verification=OxZpK4yzw_KHiftIWI7iZVPWKwhfvCN_SIYMir4YNHU v=spf1 include:_ipv4spf.plesk.com include:spf.protection.outlook.com include:1784136.spf01.hubspotemail.net include:mail.zendesk.com -all facebook-domain-verification=55crxbec3tbfjldzh8j1uejhzoadto _globalsign-domain-verification=5iiOvxIpQWnhb4B6IfVYfEaa_NPir3B-ePphOME3Xc google-site-verification=lcDS-7Zy5hFwkxa1RyJv-UBm1g_TbR3AAMA3qCzjQ-o google-site-verification=3Ipn9BcGt5mTDjST49GxLvpQ63E-rh2yAC1KPIdMZ7c _globalsign-domain-verification=QNk7xXoBd6wnVaIbvloQwfrAgLVdQ5Fu5Kq5oaJYQF apple-domain-verification=GVZtQGkR2mHap35T _globalsign-domain-verification=2LpgWITOuOTITWCDpIFBTig4MGv_8BnKCoiru9uW3F MS=ms77412947 |
RegistrationEuroDNS S.A.
| registrar | EuroDNS S.A. |
|---|---|
| registered | 1999-06-13 |
| expires | 2027-06-13 |
| last changed | 2026-06-07 |
| owner | Plesk International GmbH |
| nameservers | gene.ns.cloudflare.com jeff.ns.cloudflare.com |
| status | client transfer prohibited active |
registered 1999-06-13expires 2027-06-13
HTTPS certificate84 days left
| valid | yes |
|---|---|
| issuer | Google Trust Services |
| covers | plesk.com, *.plesk.com |
| protocol | TLSv1.3 |
issued 2026-10-20expires 2027-01-18
DNSSECinsecure
Domain is not signed with DNSSEC
. → com → plesk.com
Email authenticationexcellent
| SPF | pass v=spf1 include:_ipv4spf.plesk.com include:spf.protection.outlook.com include:1784136.spf01.hubspotemail.net include:mail.zendesk.com -all |
|---|---|
| DMARC | pass policy quarantine |
| DKIM | found: selector1 |
Whether mail claiming to be from this domain can be checked as genuine.
Security scoregrade B · 155/205
Basic Security10/40missing: DNSSEC Enabled, Nameserver Diversity
Record Security30/45missing: CAA Records, DKIM Presence
Advanced Security20/25missing: Mail Server Configuration
Domain Reputation50/50
Threat Detection45/45missing: Domain Age Check
Blocklists0 listings · 8 lookups
SURBL MultidomainURIBL MultidomainSpamCop172.64.147.135Barracuda172.64.147.135UCEPROTECT Level 1172.64.147.135SpamCop104.18.40.121Barracuda104.18.40.121UCEPROTECT Level 1104.18.40.121
Green: clean. Red: listed. Grey: the list did not answer.
Ask it yourself
Agents get this as data. Bought through the API, the checks behind this page cost $0.070: profile $0.025 + trust $0.020 + screenshot $0.020 + site status $0.005.
curl "https://how.is/v1/domain/trust?domain=plesk.com" \
-H "Authorization: Bearer $HOWIS_KEY"
# or pay per call in USDC (x402), no key: the 402 tells your agent the price
curl -i "https://how.is/v1/domain/profile?domain=plesk.com"
MCP: add https://how.is/mcp to Claude, Codex or Cursor
(one-line install) and ask for domain_trust on plesk.com.
Reference: /llms.txt.
Watch plesk.com. DNS read at the source every 5 minutes; certificate, blocklists and expiry every 6 hours. You get an email only when something changes.
Watch — $1 / 30 days