M. Arthur Gensler Jr. & Associates, Inc.
AS19858 is M. Arthur Gensler Jr. & Associates, Inc. (gensler.com). It announces 512 IPv4 addresses in 2 prefixes, and 0 IPv6 prefixes.
United States· ARIN· allocated 2001-02-21· business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States512 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- GENSLER
- name
- M. Arthur Gensler Jr. & Associates, Inc.
- org
- GAA
- org name
- M. Arthur Gensler Jr. & Associates, Inc.
- org address
- 2101 Webster St., Suite 2000, Oakland, CA, 94612
- org city
- Oakland
- org country
- US
- country
- US
- source
- arin
- created
- 2001-02-21
- updated
- 2025-06-30
- abuse
- BALTE2-ARIN
- abuse name
- Matthew Baltera
- abuse email
- matthew_baltera@gensler.com
- abuse phone
- +1-832-496-8696
- abuse kind
- person
- abuse city
- Austin
- abuse country
- US
- admin name
- Matthew Baltera
- admin email
- matthew_baltera@gensler.com
- admin phone
- +1-832-496-8696
- admin kind
- person
- admin city
- Austin
- admin country
- US
- tech
- BALTE2-ARIN
- tech name
- Matthew Baltera
- tech email
- matthew_baltera@gensler.com
- tech phone
- +1-832-496-8696
- tech kind
- person
- tech city
- Austin
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP101.95%
- None here
- None here
- None here
- None here
- None here
- Hosting IP25650.00%
- None here
- None here
- None here
- None here
- None here
- 0.39%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 64.239.72.0/24 | United States | valid | 16 | 2026-10-02 |
| 64.239.73.0/24 | United States | valid | 16 | 2026-10-02 |
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