HOW.IS
?

How is rbxcdn.com?

Be careful risk 20/100

Registered 13 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
13 years
registered 2013-07-17
Blocklists
0
listings across 2 lists

Everything we looked at

DNS records3 record types
NSnspx1.roblox.com
nspx4.roblox.co.uk
nspx2.roblox.net
nspx3.roblox.us
TXTglobalsign-domain-verification=FnXWfFjPqReOGiIH8ITAbUasqKxnix6ftvTUzPOKHF
_ryu1dyicd8z61gbtwoyc2gdjvdmwb8f
_globalsign-domain-verification=jc-6temcpMDgRYp4LmMv9B_krlikYmZrNeiOXIlm0-
ci5e0paup84cdfbf2j2moch54c
_globalsign-domain-verification=yTMtroQ993vA2j4pJQecCHV-Bg6kiuvkyatSrcfexq
9r0757lj970kc1d636kt3vcc3j
3aprk4j2ig301m1iaf4f9km37o
2ty7j0xpfx08j1t1ttjsr6w3rjkcdnfm
_globalsign-domain-verification=fDiiWiIIlkgiP8AnSD2NZ38wVT0WCrgdzatvUxLOLf
google-site-verification=Fn7g_35rT-GLQml2rbM5WAnnX_Yq35a5thDdQcmN0qE
CAA{'type': 'CAA', 'issue': 'pki.goog', 'critical': 0}
{'type': 'CAA', 'issue': 'letsencrypt.org', 'critical': 0}
{'type': 'CAA', 'iodef': 'mailto:certs@roblox.com', 'critical': 0}
{'type': 'CAA', 'issue': 'digicert.com', 'critical': 0}
{'type': 'CAA', 'issue': 'amazon.com', 'critical': 0}
{'type': 'CAA', 'issue': 'sectigo.com', 'critical': 0}
{'type': 'CAA', 'issue': 'globalsign.com', 'critical': 0}
RegistrationMarkMonitor Inc.
registrarMarkMonitor Inc.
registered2013-07-17
expires2027-07-17
last changed2026-06-17
ownerREDACTED FOR PRIVACY
nameserversnspx1.roblox.com
nspx2.roblox.net
nspx3.roblox.us
nspx4.roblox.co.uk
statusclient delete prohibited
client transfer prohibited
client update prohibited
server delete prohibited
server transfer prohibited
server update prohibited
registered 2013-07-17expires 2027-07-17
HTTPS certificatenot valid
validno
problemCould not resolve host (ENODATA)
DNSSECinsecure

Domain is not signed with DNSSEC

. → com → rbxcdn.com
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 · 105/190
Basic Security
20/40missing: DNSSEC Enabled
Record Security
15/45missing: SPF Record, DMARC Record, DKIM Presence
Advanced Security
10/25missing: Mail Server Configuration, IPv6 Support
Domain Reputation
35/35
Threat Detection
25/45missing: DGA Detection, 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=rbxcdn.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=rbxcdn.com"

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

Watch rbxcdn.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