subnet.im

31.57.146.0/24

Not announced at this prefix length

No announcement covering 31.57.146.0/24 was visible from any of our collectors at the last snapshot. That can mean the space is unrouted, or that it is announced only within a network we have no vantage point inside.

At a glance

Addresses

256

/24 block

Visibility

Unknown

RPKI

Unknown

Registry

RIPE NCCAE

Allocated 28th January 2011

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
RIPE NCC — Europe, Middle East, Central Asia
Country
United Arab Emirates
Allocated
28th January 2011
Allocation block
31.56.0.0/14
Status
allocated
Origin validation
Unknown

ROAs covering this prefix

Route Origin Authorisations covering 31.57.146.0/24
ROA prefixAuthorised originMax length
31.57.146.0/24AS219393/24
31.57.146.0/24AS219394/24
31.57.146.0/23AS834/24

Prefix hierarchy

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

Covering announcements

No less specific announcement covers this prefix.

More specific announcements

Nothing inside this block is announced separately.

Sibling prefixes

Prefixes of the same length sharing a parent block with 31.57.146.0/24
PrefixAddressesOriginVisibility
31.57.147.0/24256AS399486Virtuo81/81

History

  1. AS21939322nd September 2026 — 24th September 2026
  2. AS930412th August 2026 — 21st September 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 31.57.146.0/24 in the calculator/24 reference

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