HOW.IS
?

How is semasio.net?

Be careful risk 20/100

Registered 16 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
16 years
registered 2010-11-04
Blocklists
0
listings across 2 lists

Everything we looked at

DNS records3 record types
MX10 mx1c51.megamailservers.com
100 mx2c51.megamailservers.eu
110 mx3c51.megamailservers.com
NSns-1029.awsdns-00.org
ns-1718.awsdns-22.co.uk
ns-59.awsdns-07.com
ns-677.awsdns-20.net
TXT_globalsign-domain-verification=1UTSxcOE98RIMJW-k9QIZD4_4A9vR4JQi7zZM7Bzfg
_globalsign-domain-verification=6m0IO05-AIG6YEA1gQrQofb95vIFk0SzDQddeV7XZW
_globalsign-domain-verification=CL4m1_a5Eo3XIe1gSl75JnawfaXgrgSfc0l0P_TUVD
_globalsign-domain-verification=R6INd2-X6rKvTgpWVWzxy0CTflZUoQkYf3kbgvoocH
_globalsign-domain-verification=i1-EbBFayeSuAQWBvokt4R8a_k7KHEWO8SXBr1Zh9Q
_globalsign-domain-verification=nO6kMJZA5IpnZGmUStIJMqcQCFiIM5-Tz57ZzoEpiZ
_globalsign-domain-verification=zObNI2vSM2L-hHCy4nE1m4o7Q6yaYSSHuQnNY98bDL
RegistrationAscio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
registrarAscio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
registered2010-11-04
expires2027-11-04
last changed2026-09-06
nameserversns-1029.awsdns-00.org
ns-1718.awsdns-22.co.uk
ns-59.awsdns-07.com
ns-677.awsdns-20.net
statusactive
registered 2010-11-04expires 2027-11-04
HTTPS certificatenot valid
validno
problemCould not resolve host (ENODATA)
DNSSECinsecure

Domain is not signed with DNSSEC

. → net → semasio.net
Email authenticationpoor
SPFnone
DMARCnone
DKIMnone of 1 common selectors

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

Security scoregrade C · 120/190
Basic Security
20/40missing: DNSSEC Enabled
Record Security
0/45missing: CAA Records, SPF Record, DMARC Record, DKIM Presence
Advanced Security
20/25missing: 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=semasio.net" \ -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=semasio.net"

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

IPv6. IPv6 readiness grade for semasio.net Does semasio.net work over IPv6? See the live check on aaaa.bot — website, mail and nameservers, graded A–F.

Watch semasio.net. 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