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It is also a snapshot, not a history: a block announced yesterday and withdrawn this morning appears here today.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

85,001 blocks match, ordered by prefix.

Allocated but unannounced blocks, 76701 to 76750 of 85001
PrefixAddressesRegistryCountryAllocated
2a12:6780::/2934.4B × /64RIPE NCCRU24th Nov 2021
2a12:67c0::/2934.4B × /64RIPE NCCIT3rd Feb 2022
2a12:6840::/2934.4B × /64RIPE NCCDK4th Feb 2022
2a12:6880::/2934.4B × /64RIPE NCCUS30th Jun 2025
2a12:69c0::/2934.4B × /64RIPE NCCHR4th Feb 2022
2a12:6a00::/2934.4B × /64RIPE NCCIT5th Nov 2021
2a12:6a40::/2934.4B × /64RIPE NCCLT4th Feb 2022
2a12:6a80::/2934.4B × /64RIPE NCCFR24th Nov 2021
2a12:6ac0::/2934.4B × /64RIPE NCCDE7th Feb 2022
2a12:6b40::/2934.4B × /64RIPE NCCUZ7th Feb 2022
2a12:6c00::/2934.4B × /64RIPE NCCSC2nd Nov 2021
2a12:6c80::/2934.4B × /64RIPE NCCES2nd Mar 2026
2a12:6d00::/2934.4B × /64RIPE NCCSC12th Nov 2021
2a12:6d40::/2934.4B × /64RIPE NCCIR8th Feb 2022
2a12:6d80::/2934.4B × /64RIPE NCCLT24th Nov 2021
2a12:6e00::/2934.4B × /64RIPE NCCNO8th Nov 2021
2a12:6ec0::/2934.4B × /64RIPE NCCIT9th Feb 2022
2a12:6f00::/2934.4B × /64RIPE NCCSC12th Nov 2021
2a12:7080::/2934.4B × /64RIPE NCCSC24th Nov 2021
2a12:7180::/2934.4B × /64RIPE NCCSC24th Nov 2021
2a12:71c0::/2934.4B × /64RIPE NCCFI11th Feb 2022
2a12:7200::/2934.4B × /64RIPE NCCSC8th Nov 2021
2a12:7340::/2934.4B × /64RIPE NCCUS11th Feb 2022
2a12:740::/2934.4B × /64RIPE NCCPL13th Dec 2021
2a12:7480::/2934.4B × /64RIPE NCCSC25th Nov 2021
2a12:7500::/2934.4B × /64RIPE NCCNL12th Nov 2021
2a12:7580::/2934.4B × /64RIPE NCCSC25th Nov 2021
2a12:75c0::/2934.4B × /64RIPE NCCTR11th Feb 2022
2a12:7640::/2934.4B × /64RIPE NCCDE14th Feb 2022
2a12:7680::/2934.4B × /64RIPE NCCSC25th Nov 2021
2a12:76c0::/2934.4B × /64RIPE NCCDE14th Feb 2022
2a12:7780::/2934.4B × /64RIPE NCCSC25th Nov 2021
2a12:7840::/2934.4B × /64RIPE NCCAE14th Feb 2022
2a12:7880::/2934.4B × /64RIPE NCCSC25th Nov 2021
2a12:78c0::/2934.4B × /64RIPE NCCTR14th Feb 2022
2a12:7900::/2934.4B × /64RIPE NCCSC12th Nov 2021
2a12:7a80::/2934.4B × /64RIPE NCCCY25th Nov 2021
2a12:7ac0::/2934.4B × /64RIPE NCCES15th Feb 2022
2a12:7b40::/2934.4B × /64RIPE NCCGB15th Feb 2022
2a12:7b80::/2934.4B × /64RIPE NCCCY25th Nov 2021
2a12:7c40::/2934.4B × /64RIPE NCCEE15th Feb 2022
2a12:7c80::/2934.4B × /64RIPE NCCSC25th Nov 2021
2a12:7d80::/2934.4B × /64RIPE NCCCY25th Nov 2021
2a12:7e00::/2934.4B × /64RIPE NCCSC8th Nov 2021
2a12:7e40::/324.3B × /64RIPE NCCDE16th Feb 2022
2a12:7e80::/2934.4B × /64RIPE NCCCY25th Nov 2021
2a12:7f00::/2934.4B × /64RIPE NCCSC12th Nov 2021
2a12:7f40::/2934.4B × /64RIPE NCCRU17th Feb 2022
2a12:7f80::/2934.4B × /64RIPE NCCSC25th Nov 2021
2a12:7fc0::/324.3B × /64RIPE NCCFR17th Feb 2022