How is netlify.app?

Looks fine risk 0/100

Registered 8 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 174 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

174 ms · ends at www.netlify.com

HTTPS

142 d

left on a DigiCert Inc certificate

Age

8 years

registered 2018-05-08

Blocklists

listings across 5 lists

Everything we looked at

DNS records5 record types

A	18.208.88.157 98.84.224.111
AAAA	2600:1f18:16e:df01::259 2600:1f18:16e:df01::258
NS	dns2.p01.nsone.net dns4.p01.nsone.net dns3.p01.nsone.net dns1.p01.nsone.net
TXT	google-site-verification=0KCpoJchrixypEMvtkzLtj6VMqMXKcuWS7j2jjjDcys v=spf1 -all _kvz3va36b5cudpl46gbej22cfyyw908
CAA	{'type': 'CAA', 'iodef': 'mailto:security@netlify.com', 'critical': 128} {'type': 'CAA', 'issue': 'digicert.com;account=2d83e9ac9b6776c3f215150f6ebceea8cefe3bc2e1fb5efffb1d71e200575226', 'critical': 128}

RegistrationName.com, Inc.

registrar	Name.com, Inc.
registered	2018-05-08
expires	2031-05-08
last changed	2026-06-22
owner	Domain Protection Services, Inc.
nameservers	dns1.p01.nsone.net dns2.p01.nsone.net dns3.p01.nsone.net dns4.p01.nsone.net
status	client transfer prohibited transfer prohibited

registered 2018-05-08expires 2031-05-08

HTTPS certificate142 days left

valid	yes
issuer	DigiCert Inc
covers	*.netlify.app, netlify.app
protocol	TLSv1.3

issued 2026-02-16expires 2027-03-19

DNSSECinsecure

Domain is not signed with DNSSEC

. → app → netlify.app

Email authenticationfair

SPF	pass `v=spf1 -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 · 165/205

Basic Security

10/40missing: DNSSEC Enabled, Nameserver Diversity

Record Security

45/45missing: DKIM Presence

Advanced Security

15/25missing: Mail Server Configuration

Domain Reputation

50/50

Threat Detection

45/45missing: Domain Age Check

Blocklists0 listings · 8 lookups

SURBL MultidomainURIBL MultidomainSpamCop18.208.88.157Barracuda18.208.88.157UCEPROTECT Level 118.208.88.157SpamCop98.84.224.111Barracuda98.84.224.111UCEPROTECT Level 198.84.224.111

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=netlify.app" \ -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=netlify.app"

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

Watch netlify.app. 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