STAIRWELL, INC.

Stairwell, Inc
GLEIF verified
LEI
254900U3HP2BSU6AY807
Registered name
STAIRWELL, INC.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks7 · 510 IPv4 addresses
Cluster ID208795257
RegistryBGP
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 254900U3HP2BSU6AY807
Shared handles clustered on 4 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
7 0 netblocks since 2026-07-05
2026-07-05 peak 7 2026-07-19

IP Ranges (7)

⬇ export CSV
CIDR Org name Registry Status Confidence
23.136.52.0/24 Stairwell, Inc BGP ANNOUNCED ● high
69.31.107.0/24 Stairwell, Inc BGP ANNOUNCED ● high
2602:f714::/40 Stairwell, Inc BGP ANNOUNCED ● high
2001:668:1f:fd15::/64 STAIRWELL-INC-GTT RIPE ASSIGNED ● low
2001:668:1f:ffdc::/64 STAIRWELL-INC-GTT RIPE ASSIGNED ● low
2001:668:129::/48 STAIRWELL-GTT RIPE ASSIGNED ● low
2001:668:12a::/48 STAIRWELL-GTT RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
85.7% of checked blocks have valid RPKI ROA coverage (6 of 7)
Possible discrepancies (2)

These blocks are registered to Stairwell, Inc but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2001:668:129::/48 /48 authorized for AS3257 — GTT Communications Inc.
2001:668:12a::/48 /48 authorized for AS3257 — GTT Communications Inc.

NIC Handles

AS3257-IPAM-MNT AS6304 DUMY-RIPE DUMY-RIPE