Within
100.64.0.0/10
⚠
Reserved / special-use address
Carrier-grade NAT (100.64.0.0/10, RFC 6598) — shared address space used by ISPs for large-scale NAT between their network and subscribers. 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 100.77.140.104
- CIDR range
- 100.64.0.0/10
- IP range (int)
- 1,681,915,904 — 1,686,110,207
- Prefix length
- /10
- Regional Internet Registry
- IANA
- Data source(s)
- iana_special
- Last updated
- 2026-04-16 09:08:02
Frequently Asked Questions
Who owns 100.77.140.104?
100.77.140.104 is allocated to an unknown organization.
What network is 100.77.140.104 on?
100.77.140.104 belongs to the 100.64.0.0/10 network block. This range contains 4,194,304 addresses.
Does 100.77.140.104 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: 2026-07-18 16:59:10 UTC
