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It is also a snapshot, not a history: a block announced yesterday and withdrawn this morning appears here today.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

Browse by country

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, 16601 to 16650 of 25312
PrefixAddressesRegistryCountryAllocated
2a0a:3600::/2934.4B × /64RIPE NCCNL2nd Jul 2019
2a0a:3800::/2934.4B × /64RIPE NCCGB11th Aug 2016
2a0a:380::/2934.4B × /64RIPE NCCUA1st Nov 2016
2a0a:3880::/2934.4B × /64RIPE NCCAM11th Nov 2016
2a0a:38c0::/2934.4B × /64RIPE NCCCY8th Mar 2017
2a0a:3940::/2934.4B × /64RIPE NCCAE8th Mar 2017
2a0a:3a80::/2934.4B × /64RIPE NCCDK14th Nov 2016
2a0a:3ac0::/2934.4B × /64RIPE NCCES8th Mar 2017
2a0a:3b40::/2934.4B × /64RIPE NCCES8th Mar 2017
2a0a:3c00::/324.3B × /64RIPE NCCRU16th Aug 2016
2a0a:3c0::/324.3B × /64RIPE NCCBE15th Feb 2017
2a0a:3c40::/2934.4B × /64RIPE NCCIR9th Mar 2017
2a0a:3c80::/2934.4B × /64RIPE NCCDE14th Nov 2016
2a0a:3d40::/2934.4B × /64RIPE NCCAT9th Mar 2017
2a0a:3d80::/2934.4B × /64RIPE NCCDE14th Nov 2016
2a0a:3dc0::/324.3B × /64RIPE NCCSE9th Mar 2017
2a0a:3e80::/2934.4B × /64RIPE NCCDK14th Nov 2016
2a0a:3ec0::/2934.4B × /64RIPE NCCCY2nd Jun 2021
2a0a:3f00::/324.3B × /64RIPE NCCLT22nd Sept 2016
2a0a:3f80::/324.3B × /64RIPE NCCNL14th Nov 2016
2a0a:3fc0::/324.3B × /64RIPE NCCHU10th Mar 2017
2a0a:4040::/2934.4B × /64RIPE NCCGB10th Mar 2017
2a0a:40::/2934.4B × /64RIPE NCCUS14th Feb 2017
2a0a:40c0::/2934.4B × /64RIPE NCCIR10th Mar 2017
2a0a:41c0::/2934.4B × /64RIPE NCCIT10th Mar 2017
2a0a:4200::/2934.4B × /64RIPE NCCBG31st Aug 2016
2a0a:4240::/2934.4B × /64RIPE NCCNL10th Mar 2017
2a0a:42c0::/2934.4B × /64RIPE NCCIT10th Mar 2017
2a0a:4300::/2934.4B × /64RIPE NCCNL23rd Sept 2016
2a0a:4340::/2934.4B × /64RIPE NCCIQ13th Jan 2020
2a0a:43c0::/2934.4B × /64RIPE NCCES13th Mar 2017
2a0a:4480::/2934.4B × /64RIPE NCCIT15th Nov 2016
2a0a:45c0::/2934.4B × /64RIPE NCCTR16th Jul 2026
2a0a:4600::/2934.4B × /64RIPE NCCNL31st Aug 2016
2a0a:46c0::/2934.4B × /64RIPE NCCIR13th Mar 2017
2a0a:4700::/2934.4B × /64RIPE NCCUS23rd Sept 2016
2a0a:4740::/2934.4B × /64RIPE NCCAT14th Mar 2017
2a0a:4800::/2934.4B × /64RIPE NCCAT11th Aug 2016
2a0a:480::/2934.4B × /64RIPE NCCIR1st Nov 2016
2a0a:4880::/2934.4B × /64RIPE NCCRU15th Nov 2016
2a0a:4a00::/2934.4B × /64RIPE NCCCH20th Jun 2019
2a0a:4a80::/2934.4B × /64RIPE NCCPL16th Nov 2016
2a0a:4b00::/2934.4B × /64RIPE NCCIL23rd Sept 2016
2a0a:4b40::/2934.4B × /64RIPE NCCFR15th Mar 2017
2a0a:4b80::/2934.4B × /64RIPE NCCIR2nd Jan 2020
2a0a:4bc0::/2934.4B × /64RIPE NCCUS15th Mar 2017
2a0a:4c40::/324.3B × /64RIPE NCCGR15th Mar 2017
2a0a:4c80::/2934.4B × /64RIPE NCCDE16th Nov 2016
2a0a:4d40::/324.3B × /64RIPE NCCFR15th Mar 2017
2a0a:4e00::/2934.4B × /64RIPE NCCIR31st Aug 2016