subnet.im

64.204.28.0/24

Not announced at this prefix length

We do not see 64.204.28.0/24 announced as its own route. The most specific announcement covering it is 64.204.28.0/22, originated by AS9304 (HGC Global Communications Limited). Traffic to addresses in this block follows that route.

At a glance

Addresses

256

/24 block

Visibility

Unknown

RPKI

Unknown

Registry

ARINUS

Allocated 16th May 2000

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
ARIN — North America
Country
United States
Allocated
16th May 2000
Allocation block
64.204.0.0/15
Status
allocated
Origin validation
Unknown

ROAs covering this prefix

Route Origin Authorisations covering 64.204.28.0/24
ROA prefixAuthorised originMax length
64.204.28.0/24AS200169/24
64.204.28.0/22AS834/24

Prefix hierarchy

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

CoveringMore specific
Prefix hierarchy for 64.204.28.0/24: the announcements covering it on the left, the announcements inside it on the right. Every prefix drawn is also listed in the tables below.64.204.28.0/22AS930464.204.0.0/15AS325764.204.28.0/24This prefix64.204.29.0/24AS219075

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 64.204.28.0/24
PrefixAddressesOriginVisibility
64.204.28.0/221kAS9304HGC Global Communications Limited1/76
64.204.0.0/15131kAS3257GTT Communications Inc.76/76

More specific announcements

Nothing inside this block is announced separately.

Sibling prefixes

Prefixes of the same length sharing a parent block with 64.204.28.0/24
PrefixAddressesOriginVisibility
64.204.29.0/24256AS219075VSEEK LIMITED75/76

History

  1. AS20016926th October 2026 — 29th October 2026
  2. AS20016918th October 2026 — 26th 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 64.204.28.0/24 in the calculator/24 reference

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