AS400571
CDNS
AS400571 is CDNS (cadence.com). It announces 1,024 IPv4 addresses in 4 prefixes, and 0 IPv6 prefixes.
United States· ARIN· allocated 2022-03-28· business
1,024
IPv4 addresses announced
4
IPv4 prefixes
0
IPv6 prefixes
25.00%
of its routes RPKI-valid
1,024
of its IPv4 geolocated
2
countries
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 States768 · 75.00%
- India256 · 25.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CADENCE-ATL
- name
- CDNS
- org
- CDS-370
- org name
- CDNS
- org address
- 2655 Seely Ave, Building 7, San Jose, CA, 95134
- org city
- San Jose
- org country
- US
- country
- US
- source
- arin
- created
- 2022-03-28
- updated
- 2022-03-28
- abuse name
- Hostmaster
- abuse email
- hostmaster@cadence.com
- abuse phone
- +1-408-943-1234
- abuse kind
- role
- abuse city
- San Jose
- abuse country
- US
- admin name
- Hostmaster
- admin email
- hostmaster@cadence.com
- admin phone
- +1-408-943-1234
- admin kind
- role
- admin city
- San Jose
- admin country
- US
- tech name
- Hostmaster
- tech email
- hostmaster@cadence.com
- tech phone
- +1-408-943-1234
- tech kind
- role
- tech city
- San Jose
- tech country
- US
- abuse validated
- 1
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.
- 0.20%
- None here
- None here
- None here
- None here
- None here
- Hosting IP25625.00%
- None here
- None here
- None here
- 0.29%
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 8.44.180.0/24 | United States | not found | 15 | 2026-10-02 |
| 115.113.134.0/24 | India | valid | 16 | 2026-10-02 |
| 158.140.0.0/24 | United States | not found | 16 | 2026-10-02 |
| 158.140.7.0/24 | United States | not found | 16 | 2026-10-02 |
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