AS Number
AS41435
AS Name
UNDERNET-AS1
Org Name
UnderNet LLC
Country
Ukraine
Registry

ripe

RegDate

N/A

Updated

2025-08-14T02:11:06Z

AS41435 Looking Glass
IPv4Prefixes

16

IPv6Prefixes

8

IPv4 NUMs

22,016

IPv6 NUMs(/64)

34,359,738,368

22,016 IPv4 Addresses
CIDR Description IP Num
79.110.128.0/23 UnderNet LLC 512
79.110.128.0/22 UnderNet LLC 1024
79.110.128.0/20 UnderNet LLC 4096
79.110.130.0/23 UnderNet LLC 512
79.110.132.0/23 UnderNet LLC 512
79.110.132.0/22 UnderNet LLC 1024
79.110.134.0/23 UnderNet LLC 512
91.193.32.0/23 UnderNet LLC 512
91.193.32.0/22 UnderNet LLC 1024
91.193.34.0/23 UnderNet LLC 512
176.104.0.0/19 UnderNet LLC 8192
176.104.0.0/18 UnderNet LLC 16384
176.104.32.0/19 UnderNet LLC 8192
194.9.36.0/24 UnderNet LLC 256
194.9.36.0/23 UnderNet LLC 512
194.9.37.0/24 UnderNet LLC 256
CIDR Description IP NUMs(prefix /64)
2a0d:9880::/32 UNDERNET-IPv6 4294967296
2a0d:9881::/32 UNDERNET-IPv6-2 4294967296
2a0d:9882::/32 UnderNet LLC 4294967296
2a0d:9883::/32 UnderNet LLC 4294967296
2a0d:9884::/32 UnderNet LLC 4294967296
2a0d:9885::/32 UnderNet LLC 4294967296
2a0d:9886::/32 UnderNet LLC 4294967296
2a0d:9887::/32 UnderNet LLC 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 35,924,992 220,323,381,248 IPv4 IPv4
AS43668 BIGNET-AS - "AS43668" LLC, UA Ukraine 2,816 206,158,495,744 IPv4 IPv4 IPv6 IPv6
AS9009 M247 - M247 Europe SRL, RO Romania 1,545,984 257,791,426,816 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 464,384 282,627,370,778,624 IPv4 IPv4
AS7713 telkomnet-as-ap - Telekomunikasi Indonesia (PT), ID Indonesia 4,280,320 12,885,032,960 IPv4 IPv4
AS9002 RETN-AS - RETN Limited, GB United Kingdom 37,632 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 8,589,934,592 IPv4 IPv4
AS209823 ENKI-AS - Enki Multimedia EURL, FR France 768 4,295,360,512 IPv4 IPv4 IPv6 IPv6
AS263444 Open X Tecnologia Ltda, BR Brazil 2,304 4,294,967,296 IPv4 IPv4
AS3303 SWISSCOM - Swisscom (Schweiz) AG, CH Switzerland 3,553,792 204,347,408,384 IPv4 IPv4 IPv6 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,360 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS13249 ITS-UA - PRIVATE JOINT STOCK COMPANY "DATAGROUP", UA Ukraine 9,728 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS14840 BR.Digital Provider, BR Brazil 70,912 18,288,410,624 IPv4 IPv4
AS22356 Durand do Brasil Ltda, BR Brazil 28,672 4,294,967,296 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 240,022 42,986,897,408 IPv4 IPv4 IPv6 IPv6
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 43,520 17,179,869,184 IPv4 IPv4
AS41033 D2-AS - D2CLOUD NETWORK SERVICES (PTY) LTD, ZA South Africa 1,024 34,360,262,656 IPv4 IPv4
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7,168 68,719,476,736 IPv4 IPv4 IPv6 IPv6
AS49434 FBWNETWORKS - FBW NETWORKS SAS, FR France 5,888 94,489,280,512 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 106,240 355,679,404,032 IPv4 IPv4 IPv6 IPv6
AS50263 IXP-1-IX-EU - A-Systems Sp. z o.o., PL Poland 512 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,584 4,294,967,296 IPv4 IPv4
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 54,528 6,442,450,944 IPv4 IPv4 IPv6 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv4 IPv4
AS199995 OT-AS - Omega Telecom LLC, UA Ukraine 5,632 51,539,607,552 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS201184 BRNET-AS - COMPANY APLAYN LTD, UA Ukraine 256 0 IPv4 IPv4
AS213226 FOURSEASONSISP-AS - GREEN ROAD LLC, UA Ukraine 256 0 IPv4 IPv4
AS39334 CONSISTPRO-AS - WEB-SERVICE UA LLC, UA Ukraine 256 0 IPv4 IPv4
AS42510 WDM-AS - FOP "Makurin Stanislav Volodimirovich", UA Ukraine 3,584 0 IPv4 IPv4
AS57001 ASWEBSERVICE - FOP Kostiuk Roman, UA Ukraine 1,024 0 IPv4 IPv4
AS57709 MBKI-AS - Private joint-stock company "International bureau of credit histories", UA Ukraine 256 0 IPv4 IPv4
AS39848 CITYLAN - CityLan LLC, UA Ukraine 1,024 0 IPv4 IPv4
AS197901 ULTRAXNET-AS - Ultra Xnet LLC, UA Ukraine 1,024 0 IPv4 IPv4
AS206907 UAGROUP - UAGROUP LLC, UA Ukraine 1,024 0 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Ukraine UA-IX - Ukrainian Internet Exchange 185.1.50.56 2001:7f8:5d::56 10 Gbps 2020-07-28 10:06:18
Ukraine DTEL-IX - Digital Telecom Internet Exchange 193.25.180.78 2001:7f8:63::4e 40 Gbps 2020-10-23 16:15:33
Ukraine DTEL-IX - Digital Telecom Internet Exchange 193.25.180.44 2001:7f8:63::2c 40 Gbps 2020-10-23 16:17:01
Ukraine Giganet IXN - Giganet Internet exchange network 185.1.62.153 2001:7f8:6c::153 40 Gbps 2020-10-23 16:17:01
Ukraine Giganet IXN - Giganet Internet exchange network 185.1.63.137 2001:7f8:6c::392 40 Gbps 2020-10-23 16:16:48
Poland 1-IX EU - 1-IX Internet Exchange Europe 185.1.254.81 2001:7f8:115:1::81 40 Gbps 2024-04-08 10:51:16
Poland 1-IX EU - 1-IX Internet Exchange Europe 185.1.254.83 2001:7f8:115:1::83 40 Gbps 2024-04-08 10:51:16
Ukraine UA-IX - Ukrainian Internet Exchange 185.1.51.69 2001:7f8:5d::3c 10 Gbps 2024-04-09 13:09:12
Ukraine 1-IX UA - 1-IX Internet Exchange Ukraine 185.1.213.83 40 Gbps 2024-04-09 13:11:11
Ukraine 1-IX UA - 1-IX Internet Exchange Ukraine 185.1.213.81 40 Gbps 2024-04-09 13:11:51

Private Peering Facilities

Country/Region Name City Website Updated
NewTelco Kiev Kyiv http://www.newtelco.ua/ 2017-10-31 15:38:25
Ucomline Kiev Kyiv 2017-10-31 15:38:10
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 AS13249 action pref=120; accept ANY;
export:         to AS13249 announce AS-NETUNDER;
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;
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 AS13249 action pref=120; accept ANY;
mp-export:      afi ipv6.unicast to AS13249 announce AS-NETUNDER;
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;
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:  2025-08-14T02:11:06Z
source:         RIPE
sponsoring-org: ORG-LW50-RIPE

organisation:   ORG-PPEV1-RIPE
org-name:       UnderNet LLC
country:        UA
org-type:       OTHER
descr:          ISP UnderNet
address:        Lesnoy ave., 23
address:        02166 Kyiv
address:        Ukraine
phone:          +380 44 3313674
phone:          +380 63 2490844
e-mail:         [email protected]
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:  2022-12-01T16:43:37Z
source:         RIPE

person:         Stas Onufriev
address:        Kiev, Ukraine
e-mail:         [email protected]
phone:          +380(44)3907840
nic-hdl:        STS1-RIPE
mnt-by:         NETUNDER-MNT
notify:         [email protected]
created:        1970-01-01T00:00:00Z
last-modified:  2021-12-30T06:51:53Z
source:         RIPE