AS41435 UnderNet LLC 🇺🇦 UA
Announcing 24 prefixes, seen at the RIS collectors.
IPv4 prefixes
16
44,032 (172 × /24)
IPv6 prefixes
8
8 × /32
Upstreams
4
transit providers observed
Peers
5
settlement-free adjacencies
Downstreams
9
transit customers observed
Customer cone
11
ASes reachable through it
Registry and operator data
- AS number
- AS41435
- Name
- UnderNet LLC
- Organisation
- UnderNET
- Country
- 🇺🇦 UA
- RIR
- RIPENCC
- Allocated
- 2006-08-21
- Network type
- Cable/DSL/ISP
- Traffic levels
- 100-200Gbps
- Scope
- Regional
- Peering policy
- Open
- IRR as-set
- AS-NETUNDER
- Website
- https://www.under.net.ua
- Looking glass
- http://lg.under.net.ua/
- PeeringDB
- net/4536
- Exchanges
- 10
- Facilities
- 3
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Whois
Fetched from whois.ripe.net
as-block: AS40960 - AS42171 descr: RIPE NCC ASN block remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region. mnt-by: RIPE-NCC-HM-MNT created: 2024-07-22T14:14:32Z last-modified: 2024-07-22T14:14:32Z source: RIPE aut-num: AS41435 as-name: UNDERNET-AS1 org: ORG-PPEV1-RIPE remarks: =========================== remarks: IPv4 remarks: =========================== remarks: =========================== remarks: Uplinks remarks: =========================== import: from AS174 action pref=120; accept ANY; export: to AS174 announce AS-NETUNDER; import: from AS9002 action pref=120; accept ANY; export: to AS9002 announce AS-NETUNDER; import: from AS199995 action pref=120; accept ANY; export: to AS199995 announce AS-NETUNDER; import: from AS43668 action pref=120; accept ANY; export: to AS43668 announce AS-NETUNDER; import: from AS41033 action pref=120; accept ANY; export: to AS41033 announce AS-NETUNDER; import: from AS197563 action pref=120; accept ANY; export: to AS197563 announce AS-NETUNDER; remarks: ========================== remarks: Exchange remarks: ========================== import: from AS59613 action pref=90; accept AS-UBNIX; export: to AS59613 announce AS-NETUNDER; import: from AS31210 action pref=90; accept AS-DTEL-IX; export: to AS31210 announce AS-NETUNDER; import: from AS15645 action pref=90; accept AS-UAIX; export: to AS15645 announce AS-NETUNDER; import: from AS50263 action pref=90; accept AS-1-IX; export: to AS50263 announce AS-NETUNDER; import: from AS60812 action pref=90; accept AS-1-IX; export: to AS60812 announce AS-NETUNDER; remarks: ========================== remarks: Peers remarks: ========================== import: from AS13188 action pref=80; accept AS-BANKINFORM; export: to AS13188 announce AS-NETUNDER; import: from AS44600 action pref=80; accept AS-GGT; export: to AS44600 announce AS-NETUNDER; import: from AS12998 action pref=80; accept AS-BGN-UA; export: to AS12998 announce AS-NETUNDER; remarks: ========================== remarks: Customers remarks: ========================== import: from AS57709 action pref=70; accept AS57709; export: to AS57709 announce ANY; import: from AS57001 action pref=70; accept AS57001; export: to AS57001 announce ANY; import: from AS50956 action pref=70; accept AS-KLNK; export: to AS50956 announce ANY; import: from AS197901 action pref=70; accept AS197901; export: to AS197901 announce ANY; import: from AS201184 action pref=70; accept AS201184; export: to AS201184 announce ANY; import: from AS42510 action pref=70; accept AS-WDM; export: to AS42510 announce ANY; import: from AS206907 action pref=70; accept AS-UAG; export: to AS206907 announce ANY; import: from AS213226 action pref=70; accept AS213226; export: to AS213226 announce ANY; remarks: =========================== remarks: IPv6 remarks: =========================== remarks: =========================== remarks: Uplinks remarks: =========================== mp-import: afi ipv6.unicast from AS174 action pref=120; accept ANY; mp-export: afi ipv6.unicast to AS174 announce AS-NETUNDER; mp-import: afi ipv6.unicast from AS9002 action pref=120; accept ANY; mp-export: afi ipv6.unicast to AS9002 announce AS-NETUNDER; mp-import: afi ipv6.unicast from AS19995 action pref=120; accept ANY; mp-export: afi ipv6.unicast to AS199995 announce AS-NETUNDER; mp-import: afi ipv6.unicast from AS43668 action pref=120; accept ANY; mp-export: afi ipv6.unicast to AS43668 announce AS-NETUNDER; mp-import: afi ipv6.unicast from AS41033 action pref=120; accept ANY; mp-export: afi ipv6.unicast to AS41033 announce AS-NETUNDER; mp-import: afi ipv6.unicast from AS197563 action pref=120; accept ANY; mp-export: afi ipv6.unicast to AS197563 announce AS-NETUNDER; remarks: ========================== remarks: Exchange remarks: ========================== mp-import: afi ipv6.unicast from AS59613 action pref=90; accept AS-UBNIX-v6; mp-export: afi ipv6.unicast to AS59613 announce AS-NETUNDER; mp-import: afi ipv6.unicast from AS31210 action pref=90; accept AS-DTEL-IX-V6; mp-export: afi ipv6.unicast to AS31210 announce AS-NETUNDER; mp-import: afi ipv6.unicast from AS15645 action pref=90; accept AS-UAIX-v6; mp-export: afi ipv6.unicast to AS15645 announce AS-NETUNDER; mp-import: afi ipv6.unicast from AS50263 action pref=90; accept AS-1-IX-V6; mp-export: afi ipv6.unicast to AS50263 announce AS-NETUNDER; mp-import: afi ipv6.unicast from AS60812 action pref=90; accept AS-1-IX-V6; mp-export: afi ipv6.unicast to AS60812 announce AS-NETUNDER; remarks: ---------------------------------------------- remarks: Customer TE communities - Blackhole (RFC7999) remarks: ---------------------------------------------- remarks: 41435:666 - blackhole (discard) traffic admin-c: STS1-RIPE tech-c: STS1-RIPE status: ASSIGNED mnt-by: RIPE-NCC-END-MNT mnt-by: NETUNDER-MNT created: 2006-08-21T12:26:08Z last-modified: 2025-11-03T12:46:42Z source: RIPE sponsoring-org: ORG-LW50-RIPE organisation: ORG-PPEV1-RIPE org-name: UnderNet LLC country: UA reg-nr: 37455272 org-type: OTHER descr: ISP UnderNet address: Lesnoy ave., 23 address: 02166 Kyiv address: Ukraine phone: +380 44 3313674 phone: +380 63 2490844 admin-c: STS1-RIPE tech-c: STS1-RIPE abuse-c: UND9-RIPE mnt-ref: NETUNDER-MNT mnt-by: NETUNDER-MNT created: 2006-08-18T15:49:16Z last-modified: 2026-05-13T06:45:56Z source: RIPE # Filtered person: Stas Onufriev address: Kiev, Ukraine phone: +380(44)3907840 nic-hdl: STS1-RIPE mnt-by: NETUNDER-MNT created: 1970-01-01T00:00:00Z last-modified: 2021-12-30T06:51:53Z source: RIPE # Filtered