HOW.IS
?

How is medu.ir?

Be careful risk 30/100

On no blocklists we checked, no valid HTTPS certificate, the site did not answer (refusing to fetch internal address (10.30.89.81)).

Why

02050100
finecarefulhigh risk
  • +10The registry did not report a usable creation date.
  • +20No valid HTTPS certificate.

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

Site
down
refusing to fetch internal address (10.30.89.81)
HTTPS
invalid
Host resolves to a private IP address
Age
?
creation date not reported
Blocklists
0
listings across 5 lists

Everything we looked at

DNS records4 record types
A10.30.89.81
MX10 mail.medu.ir
30 mail3.medu.ir
20 mail2.medu.ir
NSns3.medu.ir
ns1.medu.ir
ns2.medu.ir
TXTv=spf1 ip4:10.30.170.249 ip4:185.255.208.146 ip4:217.218.26.249 -all
b70224c89b6a541a7464e6e5d94daac8ff0ecf724162253a0d1ea1866b2a5e0
Registrationregistrar not reported
nameserversns1.medu.ir ns2.medu.ir ns3.medu.ir
HTTPS certificatenot valid
validno
problemHost resolves to a private IP address
DNSSECinsecure

Domain is not signed with DNSSEC

. → ir → medu.ir
Email authenticationpoor
SPFpass v=spf1 ip4:10.30.170.249 ip4:185.255.208.146 ip4:217.218.26.249 -all
DMARCnone
DKIMnone of 1 common selectors

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

Security scoregrade C · 135/205
Basic Security
10/40missing: DNSSEC Enabled, Nameserver Diversity
Record Security
15/45missing: CAA Records, DMARC Record, DKIM Presence
Advanced Security
15/25missing: SOA Record Configuration, IPv6 Support
Domain Reputation
50/50
Threat Detection
45/45missing: Domain Age Check
Blocklists0 listings · 5 lookups
SURBL MultidomainURIBL MultidomainSpamCop10.30.89.81Barracuda10.30.89.81UCEPROTECT Level 110.30.89.81

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=medu.ir" \ -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=medu.ir"

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

Watch medu.ir. 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