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It is also a snapshot, not a history: a block announced yesterday and withdrawn this morning appears here today.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

85,108 blocks match, ordered by prefix.

Allocated but unannounced blocks, 72551 to 72600 of 85108
PrefixAddressesRegistryCountryAllocated
2a09:d300::/2934.4B × /64RIPE NCCRU23rd Nov 2018
2a09:d380::/2934.4B × /64RIPE NCCNL21st Dec 2018
2a09:d3c0::/2934.4B × /64RIPE NCCGB18th Mar 2019
2a09:d40::/2934.4B × /64RIPE NCCDE4th Jan 2019
2a09:d500::/2934.4B × /64RIPE NCCTR23rd Nov 2018
2a09:d540::/2934.4B × /64RIPE NCCTR21st Jan 2026
2a09:d680::/2934.4B × /64RIPE NCCNL21st Dec 2018
2a09:d6c0::/324.3B × /64RIPE NCCDE19th Mar 2019
2a09:d700::/2934.4B × /64RIPE NCCRU23rd Nov 2018
2a09:d740::/2934.4B × /64RIPE NCCDE19th Mar 2019
2a09:d780::/2934.4B × /64RIPE NCCRU21st Dec 2018
2a09:d80::/2934.4B × /64RIPE NCCRU27th Nov 2018
2a09:d880::/2934.4B × /64RIPE NCCCZ21st Dec 2018
2a09:d900::/2934.4B × /64RIPE NCCRU23rd Nov 2018
2a09:da00::/2934.4B × /64RIPE NCCRU12th Nov 2018
2a09:dac0::/2934.4B × /64RIPE NCCDE19th Mar 2019
2a09:db80::/2934.4B × /64RIPE NCCUS24th Dec 2018
2a09:dbc0::/2934.4B × /64RIPE NCCTR20th Mar 2019
2a09:dc80::/2934.4B × /64RIPE NCCAE5th Nov 2024
2a09:dcc0::/2934.4B × /64RIPE NCCGB20th Mar 2019
2a09:dd00::/2934.4B × /64RIPE NCCRU23rd Nov 2018
2a09:ddc0::/2934.4B × /64RIPE NCCUA1st May 2023
2a09:de00::/2934.4B × /64RIPE NCCRU12th Nov 2018
2a09:df00::/2934.4B × /64RIPE NCCTR23rd Nov 2018
2a09:df40::/2934.4B × /64RIPE NCCUA15th Jul 2026
2a09:df80::/2934.4B × /64RIPE NCCBG24th Dec 2018
2a09:dfc0::/2934.4B × /64RIPE NCCNL21st Mar 2019
2a09:e040::/324.3B × /64RIPE NCCNL21st Mar 2019
2a09:e100::/2934.4B × /64RIPE NCCCZ23rd Nov 2018
2a09:e280::/2934.4B × /64RIPE NCCUZ13th Jun 2025
2a09:e2c0::/2934.4B × /64RIPE NCCRU21st Mar 2019
2a09:e300::/2934.4B × /64RIPE NCCRU23rd Nov 2018
2a09:e340::/2934.4B × /64RIPE NCCFI21st Mar 2019
2a09:e380::/2934.4B × /64RIPE NCCUS27th Dec 2018
2a09:e480::/2934.4B × /64RIPE NCCRO27th Dec 2018
2a09:e4c0::/324.3B × /64RIPE NCCGB21st Mar 2019
2a09:e500::/2934.4B × /64RIPE NCCTR23rd Nov 2018
2a09:e580::/2934.4B × /64RIPE NCCUS27th Dec 2018
2a09:e5c0::/2934.4B × /64RIPE NCCRU21st Mar 2019
2a09:e600::/2934.4B × /64RIPE NCCTR12th Nov 2018
2a09:e640::/2934.4B × /64RIPE NCCUS11th Jul 2025
2a09:e700::/2934.4B × /64RIPE NCCRU23rd Nov 2018
2a09:e740::/2934.4B × /64RIPE NCCIN22nd Mar 2019
2a09:e780::/2934.4B × /64RIPE NCCUS27th Dec 2018
2a09:e7c0::/2934.4B × /64RIPE NCCPL22nd Mar 2019
2a09:e800::/2934.4B × /64RIPE NCCTR1st Nov 2018
2a09:e80::/2934.4B × /64RIPE NCCCZ27th Nov 2018
2a09:e840::/2934.4B × /64RIPE NCCFR22nd Mar 2019
2a09:e880::/2934.4B × /64RIPE NCCUS27th Dec 2018
2a09:e8c0::/2934.4B × /64RIPE NCCIT22nd Mar 2019