How is shifen.com?

Be careful risk 20/100

Registered 25 years ago, on no blocklists we checked, no valid HTTPS certificate, the site did not answer (timed out).

Why

02050100

finecarefulhigh risk

+20No valid HTTPS certificate.

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

Site

down

timed out

HTTPS

invalid

Connection timed out

Age

25 years

registered 2001-08-01

Blocklists

listings across 5 lists

Everything we looked at

DNS records3 record types

A	202.108.250.218
MX	10 m1.shifen.com
NS	ns1.baidu.com ns4.baidu.com ns3.baidu.com ns2.baidu.com

RegistrationMarkMonitor Information Technology (Shanghai) Co., Ltd.

registrar	MarkMonitor Information Technology (Shanghai) Co., Ltd.
registered	2001-08-01
expires	2027-08-01
last changed	2025-04-08
owner	REDACTED FOR PRIVACY
nameservers	dns.baidu.com ns2.baidu.com ns3.baidu.com ns4.baidu.com
status	client delete prohibited client transfer prohibited client update prohibited server delete prohibited server transfer prohibited server update prohibited

registered 2001-08-01expires 2027-08-01

HTTPS certificatenot valid

valid	no
problem	Connection timed out

DNSSECinsecure

Domain is not signed with DNSSEC

. → com → shifen.com

Email authenticationpoor

SPF	none
DMARC	none
DKIM	none of 1 common selectors

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

Security scoregrade C · 115/205

Basic Security

10/40missing: DNSSEC Enabled, Nameserver Diversity

Record Security

0/45missing: CAA Records, SPF Record, DMARC Record, DKIM Presence

Advanced Security

10/25missing: Mail Server Configuration, SOA Record Configuration, IPv6 Support

Domain Reputation

50/50

Threat Detection

45/45missing: Domain Age Check

Blocklists0 listings · 5 lookups

SURBL MultidomainURIBL MultidomainSpamCop202.108.250.218Barracuda202.108.250.218UCEPROTECT Level 1202.108.250.218

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=shifen.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=shifen.com"

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

Watch shifen.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