Within
240.0.0.0/4
⚠
Reserved / special-use address
Reserved for future use (240.0.0.0/4) — set aside by IANA but never deployed; some proposals to reclaim this space for general allocation. These addresses are not routable on the public Internet and are excluded from search-engine indexing.
ASN
—
No ASN data
Reverse DNS
—
No PTR record
Blocklisted
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Network Allocation for 240.194.31.31
- CIDR range
- 240.0.0.0/4
- IP range (int)
- 4,026,531,840 — 4,294,967,294
- Prefix length
- /4
- Regional Internet Registry
- IANA
- Data source(s)
- iana_special
- Last updated
- 2026-04-16 09:08:02
Frequently Asked Questions
Who owns 240.194.31.31?
240.194.31.31 is allocated to an unknown organization.
What network is 240.194.31.31 on?
240.194.31.31 belongs to the 240.0.0.0/4 network block. This range contains 268,435,455 addresses.
Does 240.194.31.31 have a reverse DNS record?
Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.
Neighbors
Other addresses in the same /24.
Related
Last updated: 2026-08-24 04:31:18 UTC
