How is sharethis.com?

Looks fine risk 0/100

Registered 28 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 36 ms.

Why

02050100

finecarefulhigh risk

·Nothing in the checks added risk.

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

The home page, rendered by how.is in a sandboxed browser. Nothing on it is clickable here.

Site

200

36 ms

HTTPS

135 d

left on a Amazon certificate

Age

28 years

registered 1999-03-02

Blocklists

listings across 5 lists

Everything we looked at

DNS records4 record types

A	13.35.78.119 13.35.78.44 13.35.78.29 13.35.78.108
MX	10 aspmx.l.google.com 30 aspmx3.googlemail.com 20 alt1.aspmx.l.google.com 30 aspmx5.googlemail.com 30 aspmx2.googlemail.com 30 aspmx4.googlemail.com 20 alt2.aspmx.l.google.com
NS	ns-1617.awsdns-10.co.uk ns-773.awsdns-32.net ns-378.awsdns-47.com ns-1529.awsdns-63.org
TXT	d57j6u7nslbak7l7p38gh2ctf5 google-site-verification=kT74PknQdTo5dMCL5ceJCpU4aXekEPBCs6tNPfzBanE v=spf1 include:_spf.google.com include:spf.autopilothq.com include:em.autopilotmail.io include:sendgrid.net include:mail.zendesk.com include:_spf.salesforce.com ~all

RegistrationAmazon Registrar, Inc.

registrar	Amazon Registrar, Inc.
registered	1999-03-02
expires	2027-03-02
last changed	2026-05-15
owner	c/o whoisproxy.com
nameservers	ns-1529.awsdns-63.org ns-1617.awsdns-10.co.uk ns-378.awsdns-47.com ns-773.awsdns-32.net
status	client transfer prohibited

registered 1999-03-02expires 2027-03-02

HTTPS certificate135 days left

valid	yes
issuer	Amazon
covers	sharethis.com, .global.unified-prod.sharethis.net, .global.unified-staging.sharethis.net, .sharethis.com, .sharethis.net
protocol	TLSv1.3

issued 2026-02-17expires 2027-03-17

DNSSECinsecure

Domain is not signed with DNSSEC

. → com → sharethis.com

Email authenticationgood

SPF	pass `v=spf1 include:_spf.google.com include:spf.autopilothq.com include:em.autopilotmail.io include:sendgrid.net include:mail.zendesk.com include:_spf.salesforce.com ~all`
DMARC	warning policy none
DKIM	found: google, k1, s1, s2

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

Security scoregrade B · 158/205

Basic Security

20/40missing: DNSSEC Enabled

Record Security

23/45missing: CAA Records, DMARC Record, DKIM Presence

Advanced Security

20/25missing: IPv6 Support

Domain Reputation

50/50

Threat Detection

45/45missing: Domain Age Check

Blocklists0 listings · 14 lookups

SURBL MultidomainURIBL MultidomainSpamCop13.35.78.119Barracuda13.35.78.119UCEPROTECT Level 113.35.78.119SpamCop13.35.78.29Barracuda13.35.78.29UCEPROTECT Level 113.35.78.29SpamCop13.35.78.44Barracuda13.35.78.44UCEPROTECT Level 113.35.78.44SpamCop13.35.78.108Barracuda13.35.78.108UCEPROTECT Level 113.35.78.108

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=sharethis.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=sharethis.com"

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

IPv6. Does sharethis.com work over IPv6? See the live check on aaaa.bot — website, mail and nameservers, graded A–F.

Watch sharethis.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