HOW.IS
?

How is vivo.com?

Looks fine risk 0/100

Registered 29 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 1586 ms.

Why

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

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

How vivo.com looks right now
The home page, rendered by how.is in a sandboxed browser. Nothing on it is clickable here.
Site
200
1586 ms · ends at www.vivo.com
HTTPS
90 d
left on a DigiCert, Inc. certificate
Age
29 years
registered 1998-04-07
Blocklists
0
listings across 5 lists

Everything we looked at

DNS records4 record types
A156.59.238.29
MX5 vivo-com.mail.protection.outlook.com
NSns4.dnsv5.com
ns3.dnsv5.com
TXTfigma-domain-verification=11757a22c93475f59161e5f479d5cedbf69f12f71ae1b293e3e0631a8d16b086-1762916652
zalo-platform-site-verification=JD6z6OZ-1mzhmO9Llyy3NshbqaY6amOUCpKv
openai-domain-verification=dv-v0ogvQbbJUvXn7RCy1x6ixhT
openai-domain-verification=dv-8bZPqk1K8pWVe3HyMJ76xXTu
v=spf1 include:spf.protection.outlook.com -all
zoho-verification=zb58384051.zmverify.zoho.com
google-site-verification=cU1uqDUpq4yEd7t7K7WoAvABtFswLCu7jliO7zpGeyQ
RegistrationAlibaba Cloud Computing (Beijing) Co., Ltd.
registrarAlibaba Cloud Computing (Beijing) Co., Ltd.
registered1998-04-07
expires2029-04-06
last changed2026-07-28
nameserversns3.dnsv5.com
ns4.dnsv5.com
statusactive
registered 1998-04-07expires 2029-04-06
HTTPS certificate90 days left
validyes
issuerDigiCert, Inc.
covers*.vivo.com, vivo.com
protocolTLSv1.2
issued 2026-07-13expires 2027-01-27
DNSSECinsecure

Domain is not signed with DNSSEC

. → com → vivo.com
Email authenticationexcellent
SPFpass v=spf1 include:spf.protection.outlook.com -all
DMARCpass policy quarantine
DKIMfound: selector1, selector2

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

Security scoregrade B · 145/205
Basic Security
10/40missing: DNSSEC Enabled, Nameserver Diversity
Record Security
30/45missing: CAA Records, 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 MultidomainSpamCop156.59.238.29Barracuda156.59.238.29UCEPROTECT Level 1156.59.238.29

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=vivo.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=vivo.com"

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

Watch vivo.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