UnderNet LLC
AS41435 is UnderNet LLC (under.net.ua). It announces 21,760 IPv4 addresses in 16 prefixes, and 8 IPv6 prefixes.
Ukraine· RIPE· allocated 2006-08-21· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Ukraine21,760 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- UNDERNET-AS1
- name
- UnderNet LLC
- org
- ORG-PPEV1-RIPE
- org name
- UnderNet LLC
- org address
- Lesnoy ave., 23, 02166 Kyiv, Ukraine
- org country
- UA
- country
- UA
- source
- ripe
- status
- ASSIGNED
- created
- 2006-08-21
- updated
- 2025-11-03
- remarks
- IPv4 / Uplinks / Exchange / Peers / Customers / IPv6 / Uplinks / Exchange / Customer TE communities - Blackhole (RFC7999) / 41435:666 - blackhole (discard) traffic
- maintainer
- RIPE-NCC-END-MNT|NETUNDER-MNT
- abuse name
- UnderNet Abuse team
- abuse email
- abuse@under.net.ua
- abuse kind
- role
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 IP271draytek1.25%
- Residential Proxy IP1,797smartproxy, geonode, onesproxy8.26%
- None here
- dataimpulse, floppydata0.01%
- None here
- None here
- Hosting IP6,91231.76%
- None here
- None here
- None here
- SSH IP1200.55%
- SMTP IP190.09%
- 0.17%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 79.110.128.0/20 | Ukraine | valid | 17 | 2026-10-02 |
| 79.110.128.0/22 | Ukraine | valid | 17 | 2026-10-02 |
| 79.110.128.0/23 | Ukraine | valid | 4 | 2026-10-02 |
| 79.110.130.0/23 | Ukraine | valid | 4 | 2026-10-02 |
| 79.110.132.0/22 | Ukraine | valid | 17 | 2026-10-02 |
| 79.110.132.0/23 | Ukraine | valid | 1 | 2026-10-02 |
| 79.110.134.0/23 | Ukraine | valid | 1 | 2026-10-02 |
| 91.193.32.0/22 | Ukraine | valid | 17 | 2026-10-02 |
| 91.193.32.0/23 | Ukraine | valid | 4 | 2026-10-02 |
| 91.193.34.0/23 | Ukraine | valid | 4 | 2026-10-02 |
| 176.104.0.0/18 | Ukraine | valid | 17 | 2026-10-02 |
| 176.104.0.0/19 | Ukraine | valid | 4 | 2026-10-02 |
| 176.104.32.0/19 | Ukraine | valid | 4 | 2026-10-02 |
| 194.9.36.0/23 | Ukraine | valid | 17 | 2026-10-02 |
| 194.9.36.0/24 | Ukraine | valid | 4 | 2026-10-02 |
| 194.9.37.0/24 | Ukraine | valid | 4 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a0d:9880::/32 | Ukraine | valid | 20 | 2026-10-02 |
| 2a0d:9881::/32 | Ukraine | valid | 20 | 2026-10-02 |
| 2a0d:9882::/32 | Ukraine | valid | 20 | 2026-10-02 |
| 2a0d:9883::/32 | Ukraine | valid | 20 | 2026-10-02 |
| 2a0d:9884::/32 | Ukraine | valid | 20 | 2026-10-02 |
| 2a0d:9885::/32 | Ukraine | valid | 20 | 2026-10-02 |
| 2a0d:9886::/32 | Ukraine | valid | 20 | 2026-10-02 |
| 2a0d:9887::/32 | Ukraine | valid | 20 | 2026-10-02 |
Test the real build first.
An evaluation license puts a full current build in your hands — every row, every column, no sampling — so you can measure it against your own traffic before anyone talks about terms.