subnet.im

Allocated but unannounced space

Every block here was allocated or assigned by a regional internet registry, and none of them appeared in any routing table we collected at our last snapshot — neither as a route of their own, nor covered by a larger announcement, nor carved up into more specifics.

“Unannounced” does not mean “unused”

Plenty of allocated space is deliberately kept off the public internet: private interconnects, lab and lawful-intercept ranges, networks reachable only inside one operator, and space held in reserve. Some of it is announced somewhere our collectors cannot see, which is a limit of our vantage points rather than a fact about the block.

It is also a snapshot, not a history: a block announced yesterday and withdrawn this morning appears here today. Nothing on this page means a block is unallocated, available, or free to announce.

Browse by registry

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Countries with unannounced space registered through RIPE NCC, largest first.

Unannounced blocks registered through RIPE NCC

25,312 blocks match, ordered by prefix.

Allocated but unannounced blocks, 16051 to 16100 of 25312
PrefixAddressesRegistryCountryAllocated
2a09:14c0::/2934.4B × /64RIPE NCCIT15th Jan 2019
2a09:1540::/324.3B × /64RIPE NCCOM15th Jan 2019
2a09:1580::/2934.4B × /64RIPE NCCGB28th Nov 2018
2a09:1640::/2934.4B × /64RIPE NCCCH11th Jun 2026
2a09:16c0::/2934.4B × /64RIPE NCCAT15th Jan 2019
2a09:1700::/2934.4B × /64RIPE NCCBE14th Nov 2018
2a09:180::/324.3B × /64RIPE NCCRU26th Nov 2018
2a09:1880::/2934.4B × /64RIPE NCCGB28th Nov 2018
2a09:1900::/2934.4B × /64RIPE NCCTR14th Nov 2018
2a09:1940::/2934.4B × /64RIPE NCCRU16th Jan 2019
2a09:19c0::/324.3B × /64RIPE NCCGB16th Jan 2019
2a09:1a40::/2934.4B × /64RIPE NCCRU16th Jan 2019
2a09:1a80::/2934.4B × /64RIPE NCCUS28th Nov 2018
2a09:1ac0::/2934.4B × /64RIPE NCCES17th Jan 2019
2a09:1b00::/2934.4B × /64RIPE NCCBG14th Nov 2018
2a09:1b80::/2934.4B × /64RIPE NCCNL29th Nov 2018
2a09:1c0::/2934.4B × /64RIPE NCCLT2nd Jan 2019
2a09:1c40::/2934.4B × /64RIPE NCCAT17th Jan 2019
2a09:1c80::/2934.4B × /64RIPE NCCSE29th Nov 2018
2a09:1d40::/2934.4B × /64RIPE NCCLB17th Jan 2019
2a09:1dc0::/2934.4B × /64RIPE NCCGB18th Jan 2019
2a09:1e40::/2934.4B × /64RIPE NCCTR18th Jan 2019
2a09:1ec0::/2934.4B × /64RIPE NCCIT4th Jun 2026
2a09:1f40::/2934.4B × /64RIPE NCCGB26th Apr 2023
2a09:1f80::/2934.4B × /64RIPE NCCDE30th Nov 2018
2a09:1fc0::/324.3B × /64RIPE NCCBE18th Jan 2019
2a09:200::/2934.4B × /64RIPE NCCUS6th Nov 2018
2a09:2100::/2934.4B × /64RIPE NCCSM15th Nov 2018
2a09:2180::/2934.4B × /64RIPE NCCGB30th Nov 2018
2a09:21c0::/2934.4B × /64RIPE NCCUA21st Jan 2019
2a09:2240::/2934.4B × /64RIPE NCCLT21st Jan 2019
2a09:22c0::/2934.4B × /64RIPE NCCLT21st Jan 2019
2a09:2300::/2934.4B × /64RIPE NCCGB15th Nov 2018
2a09:23c0::/2934.4B × /64RIPE NCCPL21st Jan 2019
2a09:2400::/2934.4B × /64RIPE NCCTR2nd Nov 2018
2a09:240::/2934.4B × /64RIPE NCCLT2nd Jan 2019
2a09:2440::/2934.4B × /64RIPE NCCCH21st Jan 2019
2a09:2540::/2934.4B × /64RIPE NCCHR21st Jan 2019
2a09:2580::/2934.4B × /64RIPE NCCTR3rd Dec 2018
2a09:25c0::/2934.4B × /64RIPE NCCMD21st Jan 2019
2a09:2740::/2934.4B × /64RIPE NCCGB22nd Jan 2019
2a09:2780::/2934.4B × /64RIPE NCCTR3rd Dec 2018
2a09:280::/2934.4B × /64RIPE NCCRU26th Nov 2018
2a09:2840::/2934.4B × /64RIPE NCCPT22nd Jan 2019
2a09:2880::/2934.4B × /64RIPE NCCIQ3rd Dec 2018
2a09:28c0::/324.3B × /64RIPE NCCFR22nd Jan 2019
2a09:2980::/2934.4B × /64RIPE NCCRU3rd Dec 2018
2a09:29c0::/2934.4B × /64RIPE NCCSI22nd Jan 2019
2a09:2a00::/2934.4B × /64RIPE NCCIR7th Nov 2018
2a09:2a40::/2934.4B × /64RIPE NCCSE22nd Jan 2019