HOW.IS
?

How is avast.com?

Looks fine risk 0/100

Registered 29 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 181 ms.

Why

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

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

How avast.com looks right now
The home page, rendered by how.is in a sandboxed browser. Nothing on it is clickable here.
Site
200
181 ms · ends at www.avast.com
HTTPS
100 d
left on a Sectigo Limited certificate
Age
29 years
registered 1997-10-06
Blocklists
0
listings across 5 lists

Everything we looked at

DNS records5 record types
A23.220.129.174
AAAA2600:1408:c400:392::21c7
2600:1408:c400:38b::21c7
MX0 avast-com.mail.protection.outlook.com
NSa13-65.akam.net
a6-67.akam.net
a11-66.akam.net
a26-67.akam.net
a20-66.akam.net
a1-182.akam.net
TXT_n3mjdpzgvu3opnmknj83rg5ji782y4w
google-site-verification=k82twljI92zx21IOUUAFZRhI1H9SYuCQ0Sl-yvWhgkk
site24x7-signals-domain-verification=d265eba98d152d1c9dafc5b3f5044af8
knowbe4-site-verification=482fcbc151a32d4f6ba2feaebc35407e
google-site-verification=tHW5WI8bNL1PvDNkvFl7Mm74YmLIzf3Hr90j7mGOVBQ
security-notifications=soc@avast.com
apple-domain-verification=1kYfASdchMq7OLKO
google-site-verification=0uAqsuocfiKUuALLUDkgZUjTqojKVv14OO-K15mdmuQ
MS=ms87582564
v=spf1 redirect=spfc.avast.com
google-site-verification=8_D4sFKVTwzXbD0Cn5IKiko_fdjkwfkE9ugaAp_DE0M
google-site-verification=9KZgt0QBAQTOnPP6NKOGigeO-vW176OMT9yjzS7fZD8
google-site-verification=iGnE-HdPoFw1rbSBbllQkT1qrXCwnQfOE1qoe50U9QY
segment-site-verification=intxU1LpjrdINW7QHilYM6C9blznrTdI
RegistrationMarkMonitor Inc.
registrarMarkMonitor Inc.
registered1997-10-06
expires2030-09-20
last changed2022-12-09
ownerREDACTED FOR PRIVACY
nameserversa1-182.akam.net
a11-66.akam.net
a13-65.akam.net
a20-66.akam.net
a26-67.akam.net
a6-67.akam.net
statusclient delete prohibited
client transfer prohibited
client update prohibited
registered 1997-10-06expires 2030-09-20
HTTPS certificate100 days left
validyes
issuerSectigo Limited
coverswww.avast.com, avast.com, avast.cz, forum.avast.com, foundation.avast.com, help.avast.com, press.avast.co.jp, press.avast.com, press.avast.ua, safezone.avast.com, stage-www.avast.co.jp, stage-www.avast.ua
protocolTLSv1.3
issued 2026-07-20expires 2027-02-03
DNSSECinsecure

Domain is not signed with DNSSEC

. → com → avast.com
Email authenticationgood
SPFwarning v=spf1 redirect=spfc.avast.com
DMARCpass policy quarantine
DKIMfound: google, selector1, selector2

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

Security scoregrade B · 148/205
Basic Security
10/40missing: DNSSEC Enabled, Nameserver Diversity
Record Security
23/45missing: CAA Records, SPF Record, DKIM Presence
Advanced Security
20/25missing: Mail Server Configuration
Domain Reputation
50/50
Threat Detection
45/45missing: Domain Age Check
Blocklists0 listings · 5 lookups
SURBL MultidomainURIBL MultidomainSpamCop23.220.129.174Barracuda23.220.129.174UCEPROTECT Level 123.220.129.174

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=avast.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=avast.com"

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

Watch avast.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