How is sc-cdn.net?

Be careful risk 20/100

Registered 11 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

11 years

registered 2015-11-16

Blocklists

listings across 2 lists

Everything we looked at

DNS records2 record types

NS	ns-1211.awsdns-23.org ns-1914.awsdns-47.co.uk ns-465.awsdns-58.com ns-576.awsdns-08.net
TXT	"7wk1q83l2spf4mfl674f6g53pr2nj1wp", google-site-verification=SKaqwi_xHeYqQNjBU9Ar6pT3Job60nk318iRlCawnjQ _p7p20dgavwhm2na3nzz9qiifj1k8hrl v=spf1 -all 37yzb43bc4mr1pksv4vf612jmdj4pdfh

RegistrationMarkMonitor Inc.

registrar	MarkMonitor Inc.
registered	2015-11-16
expires	2027-11-16
last changed	2025-10-15
owner	DNStination Inc.
nameservers	ns-1211.awsdns-23.org ns-1914.awsdns-47.co.uk ns-465.awsdns-58.com ns-576.awsdns-08.net
status	client delete prohibited client transfer prohibited client update prohibited

registered 2015-11-16expires 2027-11-16

HTTPS certificatenot valid

valid	no
problem	Could not resolve host (ENODATA)

DNSSECinsecure

Domain is not signed with DNSSEC

. → net → sc-cdn.net

Email authenticationfair

SPF	pass `v=spf1 -all`
DMARC	pass policy reject
DKIM	none of 1 common selectors

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

Security scoregrade B · 140/190

Basic Security

20/40missing: DNSSEC Enabled

Record Security

30/45missing: CAA Records, DKIM Presence

Advanced Security

10/25missing: 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=sc-cdn.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=sc-cdn.net"

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

Watch sc-cdn.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