HOW.IS
?

How is deepseek.com?

Looks fine risk 0/100

Registered 26 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 253 ms.

Why

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

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

How deepseek.com looks right now
The home page, rendered by how.is in a sandboxed browser. Nothing on it is clickable here.
Site
200
253 ms
HTTPS
59 d
left on a Amazon certificate
Age
26 years
registered 2000-08-13
Blocklists
0
listings across 5 lists

Everything we looked at

DNS records4 record types
A3.173.21.63
MX5 hzmx01.mxmail.netease.com
10 hzmx02.mxmail.netease.com
NSns4.dnsv4.com
ns3.dnsv4.com
TXTv=spf1 include:spf.163.com -all
RegistrationDNSPod, Inc.
registrarDNSPod, Inc.
registered2000-08-13
expires2028-08-13
last changed2025-02-14
nameserversns3.dnsv4.com
ns4.dnsv4.com
statusactive
registered 2000-08-13expires 2028-08-13
HTTPS certificate59 days left
validyes
issuerAmazon
coversdeepseek.com
protocolTLSv1.3
issued 2025-11-28expires 2026-12-27
DNSSECinsecure

Domain is not signed with DNSSEC

. → com → deepseek.com
Email authenticationexcellent
SPFpass v=spf1 include:spf.163.com -all
DMARCpass policy quarantine
DKIMfound: default

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

Security scoregrade B · 150/205
Basic Security
10/40missing: DNSSEC Enabled, Nameserver Diversity
Record Security
30/45missing: CAA Records, DKIM Presence
Advanced Security
15/25missing: SOA Record Configuration, IPv6 Support
Domain Reputation
50/50
Threat Detection
45/45missing: Domain Age Check
Blocklists0 listings · 5 lookups
SURBL MultidomainURIBL MultidomainSpamCop3.173.21.63Barracuda3.173.21.63UCEPROTECT Level 13.173.21.63

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=deepseek.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=deepseek.com"

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

Watch deepseek.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