HOW.IS
?

How is run.app?

Looks fine risk 0/100

Registered 9 years ago, on no blocklists we checked, valid HTTPS, the site answered HTTP 404.

Why

02050100
finecarefulhigh risk
  • ·Nothing in the checks added risk.

Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

Site
404
136 ms
HTTPS
55 d
left on a Google Trust Services certificate
Age
9 years
registered 2018-04-05
Blocklists
0
listings across 5 lists

Everything we looked at

DNS records5 record types
A216.239.38.53
216.239.36.53
216.239.32.53
216.239.34.53
AAAA2001:4860:4802:32::35
2001:4860:4802:34::35
2001:4860:4802:38::35
2001:4860:4802:36::35
NSns4.google.com
ns1.google.com
ns2.google.com
ns3.google.com
TXTv=spf1 -all
CAA{'type': 'CAA', 'issue': 'pki.goog', 'critical': 0}
RegistrationMarkMonitor Inc.
registrarMarkMonitor Inc.
registered2018-04-05
expires2027-04-05
last changed2026-03-09
ownerREDACTED FOR PRIVACY
nameserversns1.google.com
ns2.google.com
ns3.google.com
ns4.google.com
statusclient delete prohibited
client transfer prohibited
client update prohibited
registered 2018-04-05expires 2027-04-05
HTTPS certificate55 days left
validyes
issuerGoogle Trust Services
covers*.a.run.app, run.app, *.africa-south1.run.app, *.asia-east1.run.app, *.asia-east2.run.app, *.asia-northeast1.run.app, *.asia-northeast2.run.app, *.asia-northeast3.run.app, *.asia-south1.run.app, *.asia-south2.run.app, *.asia-southeast1.run.app, *.asia-southeast2.run.app
protocolTLSv1.3
issued 2026-09-28expires 2026-12-21
DNSSECinsecure

Domain is not signed with DNSSEC

. → app → run.app
Email authenticationfair
SPFpass v=spf1 -all
DMARCpass policy reject
DKIMnone of 1 common selectors

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

Security scoregrade B · 160/205
Basic Security
10/40missing: DNSSEC Enabled, Nameserver Diversity
Record Security
45/45missing: DKIM Presence
Advanced Security
10/25missing: Mail Server Configuration, SOA Record Configuration
Domain Reputation
50/50
Threat Detection
45/45missing: Domain Age Check
Blocklists0 listings · 14 lookups
SURBL MultidomainURIBL MultidomainSpamCop216.239.32.53Barracuda216.239.32.53UCEPROTECT Level 1216.239.32.53SpamCop216.239.34.53Barracuda216.239.34.53UCEPROTECT Level 1216.239.34.53SpamCop216.239.38.53Barracuda216.239.38.53UCEPROTECT Level 1216.239.38.53SpamCop216.239.36.53Barracuda216.239.36.53UCEPROTECT Level 1216.239.36.53

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=run.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=run.app"

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

Watch run.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