subnet.im

152.166.64.0/22

Not announced at this prefix length

We do not see 152.166.64.0/22 announced as its own route. The most specific announcement covering it is 152.166.0.0/16, originated by AS28118 (ALTICE DOMINICANA S.A.). Traffic to addresses in this block follows that route.

At a glance

Addresses

1,024

/22 block

Visibility

Unknown

RPKI

Unknown

Registry

LACNICDO

Allocated 28th May 2014

AS paths to this prefix

No AS paths are stored for this prefix. We keep the full path from one reference peer per collector rather than from every peer, so a prefix only has paths here once it has been seen by one of those peers.

Registry and RPKI

RIR
LACNIC — Latin America and the Caribbean
Country
Dominican Republic
Allocated
28th May 2014
Allocation block
152.166.0.0/15
Status
allocated
Origin validation
Unknown

ROAs covering this prefix

Route Origin Authorisations covering 152.166.64.0/22
ROA prefixAuthorised originMax length
152.166.0.0/15AS28118/24

Prefix hierarchy

Announcements above, below and beside this one in the real routing table.

CoveringMore specific
Prefix hierarchy for 152.166.64.0/22: the announcements covering it on the left, the announcements inside it on the right. Every prefix drawn is also listed in the tables below.152.166.0.0/16AS28118152.166.0.0/15AS28118152.166.64.0/22This prefix152.166.66.0/23AS28118152.166.65.0/24AS28118

Left to right is specificity: a shorter mask covering more address space, then this prefix, then the announcements carved out inside it. Only the first few of each are drawn — the tables below list them all.

Covering announcements

Announcements that contain 152.166.64.0/22
PrefixAddressesOriginVisibility
152.166.0.0/1665.5kAS28118ALTICE DOMINICANA S.A.76/76
152.166.0.0/15131kAS28118ALTICE DOMINICANA S.A.76/76

More specific announcements

Announcements contained within 152.166.64.0/22
PrefixAddressesOriginVisibility
152.166.66.0/23512AS28118ALTICE DOMINICANA S.A.76/76
152.166.65.0/24256AS28118ALTICE DOMINICANA S.A.76/76

Sibling prefixes

No prefix of the same length in the same parent block is announced.

History

  1. AS281185th November 2026 — 5th November 2026
  2. AS2811830th October 2026 — 30th October 2026
  3. AS2811818th October 2026 — 18th October 2026
  4. AS2811814th October 2026 — 15th October 2026
  5. AS2811826th September 2026 — 6th October 2026
Why these dates start where they do

A first-seen date is the first time we saw that origin, not the first time it appeared in BGP. Our history is forward-only with no backfill, so it says nothing about the period before we started collecting — treat the earliest dates with suspicion.

Open 152.166.64.0/22 in the calculator/22 reference

Routing data derived from RouteViews MRT archives and public registry data.