How is hcaptcha.com?

Looks fine risk 0/100

Registered 9 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 66 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

66 ms · ends at www.hcaptcha.com

HTTPS

75 d

left on a Google Trust Services certificate

Age

9 years

registered 2018-01-12

Blocklists

listings across 4 lists; 1 did not answer

Everything we looked at

DNS records5 record types

A	104.19.229.21 104.19.230.21
MX	1 aspmx.l.google.com 20 alt1.aspmx.l.google.com 30 alt2.aspmx.l.google.com
NS	eva.ns.cloudflare.com josh.ns.cloudflare.com
TXT	v=spf1 include:mailgun.org include:amazonses.com include:us-west-2.amazonses.com include:mail.zendesk.com include:20974113.spf07.hubspotemail.net ~all google-site-verification=XOSSBjkRXwXRYPlo-DXg0O6xOAPR2L-RiBl1ox59EV4 google-site-verification=yPIR83D9uByVOCV5kiW9fwKB0SpLYGUpmzDqzECvkNo detectify-verification=219c4145c8dd82f1a855d0ded4970de6 google-site-verification=Cev7in0fV_4hdmI3VTQTFDqtNk0CHBA9f6AYLcyU6hg
CAA	{'type': 'CAA', 'issue': 'ssl.com', 'critical': 0} {'type': 'CAA', 'critical': 0, 'issuewild': 'ssl.com'} {'type': 'CAA', 'issue': 'letsencrypt.org', 'critical': 0} {'type': 'CAA', 'issue': 'digicert.com; cansignhttpexchanges=yes', 'critical': 0} {'type': 'CAA', 'critical': 0, 'issuewild': 'amazon.com'} {'type': 'CAA', 'critical': 0, 'issuewild': 'digicert.com; cansignhttpexchanges=yes'} {'type': 'CAA', 'issue': 'amazon.com', 'critical': 0} {'type': 'CAA', 'critical': 0, 'issuewild': 'pki.goog; cansignhttpexchanges=yes'} {'type': 'CAA', 'critical': 0, 'issuewild': 'letsencrypt.org'} {'type': 'CAA', 'issue': 'comodoca.com', 'critical': 0} {'type': 'CAA', 'issue': 'pki.goog; cansignhttpexchanges=yes', 'critical': 0} {'type': 'CAA', 'iodef': 'mailto:support@hcaptcha.com', 'critical': 0} {'type': 'CAA', 'critical': 0, 'issuewild': 'comodoca.com'}

RegistrationNameCheap, Inc.

registrar	NameCheap, Inc.
registered	2018-01-12
expires	2030-01-12
last changed	2024-12-11
owner	Privacy service provided by WITHHELD FOR PRIVACY LLC
nameservers	eva.ns.cloudflare.com josh.ns.cloudflare.com
status	client transfer prohibited

registered 2018-01-12expires 2030-01-12

HTTPS certificate75 days left

valid	yes
issuer	Google Trust Services
covers	hcaptcha.com, docs.hcaptcha.com, *.docs.hcaptcha.com
protocol	TLSv1.3

issued 2026-10-11expires 2027-01-09

DNSSECsecure

Domain is properly signed — chain validated by an independent validating resolver

. → com → hcaptcha.com

Email authenticationgood

SPF	pass `v=spf1 include:mailgun.org include:amazonses.com include:us-west-2.amazonses.com include:mail.zendesk.com include:20974113.spf07.hubspotemail.net ~all`
DMARC	pass policy reject
DKIM	none of 1 common selectors

Whether mail claiming to be from this domain can be checked as genuine.

Security scoregrade B · 170/205

Basic Security

10/40missing: DNSSEC Enabled, Nameserver Diversity

Record Security

45/45missing: DKIM Presence

Advanced Security

20/25missing: IPv6 Support

Domain Reputation

50/50

Threat Detection

45/45missing: Domain Age Check

Blocklists0 listings · 8 lookups

SURBL MultidomainURIBL MultidomainSpamCop104.19.229.21Barracuda104.19.229.21UCEPROTECT Level 1104.19.229.21SpamCop104.19.230.21Barracuda104.19.230.21UCEPROTECT Level 1104.19.230.21

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=hcaptcha.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=hcaptcha.com"

MCP: add https://how.is/mcp to Claude, Codex or Cursor (one-line install) and ask for domain_trust on hcaptcha.com. Reference: /llms.txt.

Watch hcaptcha.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