HOW.IS
?

How is transsion-os.com?

Be careful risk 20/100

Registered 4 years ago, no valid HTTPS certificate, the site did not answer (OSError).

Why

02050100
finecarefulhigh risk
  • +20No valid HTTPS certificate.

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

Site
down
OSError
HTTPS
invalid
Could not resolve host (ENODATA)
Age
4 years
registered 2022-06-15
Blocklists
0
listings across 2 lists

Everything we looked at

DNS records3 record types
MX10 transsionos-com02c.mail.protection.outlook.com
NSvip3.alidns.com
vip4.alidns.com
TXTv=spf1 include:spf.protection.outlook.com -all
MS=ms77581291
RegistrationAlibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)
registrarAlibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)
registered2022-06-15
expires2027-06-15
last changed2026-06-02
nameserversvip3.alidns.com
vip4.alidns.com
statusactive
registered 2022-06-15expires 2027-06-15
HTTPS certificatenot valid
validno
problemCould not resolve host (ENODATA)
DNSSECinsecure

Domain is not signed with DNSSEC

. → com → transsion-os.com
Email authenticationfair
SPFpass v=spf1 include:spf.protection.outlook.com -all
DMARCwarning policy none
DKIMnone of 1 common selectors

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

Security scoregrade C · 128/190
Basic Security
10/40missing: DNSSEC Enabled, Nameserver Diversity
Record Security
23/45missing: CAA Records, DMARC Record, DKIM Presence
Advanced Security
15/25missing: Mail Server Configuration, IPv6 Support
Domain Reputation
35/35
Threat Detection
45/45missing: Domain Age Check
Blocklists0 listings · 2 lookups
SURBL MultidomainURIBL Multidomain

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=transsion-os.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=transsion-os.com"

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

Watch transsion-os.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