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It is also a snapshot, not a history: a block announced yesterday and withdrawn this morning appears here today.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

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Countries with the most unannounced blocks, largest first.

Unannounced blocks in Türkiye

698 blocks match, ordered by prefix.

Allocated but unannounced blocks, 351 to 400 of 698
PrefixAddressesRegistryCountryAllocated
2a09:1e40::/2934.4B × /64RIPE NCCTR18th Jan 2019
2a09:2400::/2934.4B × /64RIPE NCCTR2nd Nov 2018
2a09:2580::/2934.4B × /64RIPE NCCTR3rd Dec 2018
2a09:2780::/2934.4B × /64RIPE NCCTR3rd Dec 2018
2a09:3680::/2934.4B × /64RIPE NCCTR6th May 2024
2a09:3880::/2934.4B × /64RIPE NCCTR4th Dec 2018
2a09:3b80::/2934.4B × /64RIPE NCCTR4th Dec 2018
2a09:3d80::/2934.4B × /64RIPE NCCTR4th Dec 2018
2a09:4400::/2934.4B × /64RIPE NCCTR2nd Nov 2018
2a09:4640::/2934.4B × /64RIPE NCCTR5th Feb 2019
2a09:5b40::/2934.4B × /64RIPE NCCTR11th Feb 2019
2a09:6080::/2934.4B × /64RIPE NCCTR11th Dec 2018
2a09:7200::/2934.4B × /64RIPE NCCTR9th Nov 2018
2a09:7480::/2934.4B × /64RIPE NCCTR11th Oct 2021
2a09:780::/2934.4B × /64RIPE NCCTR27th Nov 2018
2a09:7c00::/2934.4B × /64RIPE NCCTR5th Nov 2018
2a09:8200::/2934.4B × /64RIPE NCCTR9th Nov 2018
2a09:8a00::/2934.4B × /64RIPE NCCTR9th Nov 2018
2a09:9200::/2934.4B × /64RIPE NCCTR9th Nov 2018
2a09:9d00::/2934.4B × /64RIPE NCCTR21st Nov 2018
2a09:bf40::/2934.4B × /64RIPE NCCTR13th Mar 2019
2a09:c40::/2934.4B × /64RIPE NCCTR4th Jan 2019
2a09:cfc0::/2934.4B × /64RIPE NCCTR18th Mar 2019
2a09:d500::/2934.4B × /64RIPE NCCTR23rd Nov 2018
2a09:d540::/2934.4B × /64RIPE NCCTR21st Jan 2026
2a09:dbc0::/2934.4B × /64RIPE NCCTR20th Mar 2019
2a09:df00::/2934.4B × /64RIPE NCCTR23rd Nov 2018
2a09:e500::/2934.4B × /64RIPE NCCTR23rd Nov 2018
2a09:e600::/2934.4B × /64RIPE NCCTR12th Nov 2018
2a09:e800::/2934.4B × /64RIPE NCCTR1st Nov 2018
2a09:f480::/2934.4B × /64RIPE NCCTR28th Dec 2018
2a09:fa80::/2934.4B × /64RIPE NCCTR28th Dec 2018
2a09:fc0::/2934.4B × /64RIPE NCCTR11th Jan 2019
2a0a:1bc0::/2934.4B × /64RIPE NCCTR14th Jul 2025
2a0a:1fc0::/2934.4B × /64RIPE NCCTR25th Mar 2024
2a0a:45c0::/2934.4B × /64RIPE NCCTR16th Jul 2026
2a0a:61c0::/2934.4B × /64RIPE NCCTR23rd Mar 2017
2a0a:7180::/2934.4B × /64RIPE NCCTR20th Jul 2026
2a0a:7940::/324.3B × /64RIPE NCCTR31st Mar 2017
2a0a:85c0::/2934.4B × /64RIPE NCCTR18th Jul 2025
2a0a:8800::/2934.4B × /64RIPE NCCTR12th Aug 2016
2a0a:8900::/2934.4B × /64RIPE NCCTR28th Sept 2016
2a0a:91c0::/2934.4B × /64RIPE NCCTR23rd Jul 2025
2a0a:a580::/2934.4B × /64RIPE NCCTR14th Apr 2021
2a0a:bd00::/324.3B × /64RIPE NCCTR4th Oct 2016
2a0a:c440::/2934.4B × /64RIPE NCCTR1st May 2017
2a0a:ca80::/2934.4B × /64RIPE NCCTR9th Dec 2016
2a0a:db00::/2934.4B × /64RIPE NCCTR22nd Jan 2026
2a0a:e0c0::/2934.4B × /64RIPE NCCTR11th May 2017
2a0a:f100::/2934.4B × /64RIPE NCCTR25th Jul 2025