
21559 OSNET - OSNET, PR
Adjacency: 39 Upstream: 2 Downstream: 37
Upstream Adjacent AS list
AS3257 GTT-BACKBONE GTT, US
AS6939 HURRICANE - Hurricane Electric LLC, US
Downstream Adjacent AS list
AS393678 XDNETPRS - XDAR Wireless LLC, PR
AS271945 AZTECA TELECOM S.R.L., DO
AS10524 GOYAD-02 - GOYA DE PUERTO RICO, PR
AS22109 UNIVERSAL-INSURANCE - Universal Group, Inc., US
AS21944 VELOCITYNET - VelocityNet, PR
AS22555 SMARTNETWORKS - Smart Networks,LLC, PR
AS30294 FAMILYNETPR - Familynet Inc., PR
AS3838 UBINET-WIRELESS - Ubinet Wireless, PR
AS393573 FUSE - Fuse Telecom LLC, PR
AS395471 DATACCESSPR - Data@ccess Communication, Inc., PR
AS396377 FASTCLOUD - fastCLOUD, US
AS36435 MSWIFIPR - M.S. Wifi Zone Inc., PR
AS396899 ASN-NGC - Natural G.C. Inc., PR
AS397072 INNET-CONNECTION - InNet Connections, PR
AS396502 HOTSPOTPR - HOTSPOTPR BROADBAND INTERNET, LLC, US
AS27213 PRCINTERNET-GATEWAY - PRC Internet Corp, PR
AS14534 UNONET-CORP - UNONET CORP, PR
AS399294 4NETPR - 4NET, INC, PR
AS399444 DWIRELESS - DWireless & More Inc., PR
AS39963 IP-SOLUTIONS - IP SOLUTIONS, INC., PR
AS399126 ICOMMNET - I COMM NETWORKS LLC, PR
AS398317 FIRE-FI - FIREFI LLC, PR
AS399881 WIFICARIBE - WiFi Services Caribbean, Inc., US
AS397598 GONET - OSNET, PR
AS397470 ALE-NET - Antoniol Electronic, PR
AS397399 VELOZ-WIRELESS - Veloz Wireless Corp, PR
AS40414 OPTIVON - Optivon, Inc., PR
AS46869 AWV-UU1 - AWV Communications Inc., PR
AS46868 VPNET-2 - VPNET INC, PR
AS46941 XAIRNET-CORP - Xairnet, PR
AS40880 NAICOM - NAICOM CORPORATION, PR
AS400354 ALPHANET-WIRELESS - ALPHANET CORP, PR
AS62931 PLAZA-LAS-AMERICAS - Plaza Las Americas, Inc., PR
AS63393 BOOMNETPR01 - BOOM NET, PR
AS54835 SAFE-NET - SafeNet Corporation, PR
AS400154 THUNDERNET-AS-01 - Thundernet Wireless, PR
AS397359 SANINFI-01 - InfinityNet Wireless LLC, PR
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 4796 AS21559 ORG+TRN Originate: 40448 /16.70 Transit: 61184 /16.10 OSNET - OSNET, PR
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 3752 AS21559 OSNET - OSNET, PR 42 17 3 28 14 33.33% Prefix AS Path Aggregation Suggestion 38.2.160.0/19 4777 6939 21559 38.87.232.0/21 4777 6939 21559 38.107.88.0/21 4777 6939 21559 67.206.200.0/21 4777 6939 21559 69.24.197.0/24 4777 6939 21559 69.24.198.0/23 4777 6939 21559 + Announce - aggregate of 69.24.198.0/24 (4777 6939 21559) and 69.24.199.0/24 (4777 6939 21559) 69.24.198.0/24 4777 6939 21559 - Withdrawn - aggregated with 69.24.199.0/24 (4777 6939 21559) 69.24.199.0/24 4777 6939 21559 - Withdrawn - aggregated with 69.24.198.0/24 (4777 6939 21559) 69.24.200.0/24 4777 6939 21559 72.46.156.0/22 4777 6939 21559 + Announce - aggregate of 72.46.156.0/23 (4777 6939 21559) and 72.46.158.0/23 (4777 6939 21559) 72.46.156.0/23 4777 6939 21559 - Withdrawn - aggregated with 72.46.158.0/23 (4777 6939 21559) 72.46.157.0/24 4777 6939 21559 - Withdrawn - matching aggregate 72.46.156.0/23 4777 6939 21559 72.46.158.0/23 4777 6939 21559 - Withdrawn - aggregated with 72.46.156.0/23 (4777 6939 21559) 74.119.24.0/22 4777 6939 21559 74.119.24.0/24 4608 6939 21559 104.218.240.0/22 4777 6939 21559 104.218.241.0/24 4777 6939 21559 - Withdrawn - matching aggregate 104.218.240.0/22 4777 6939 21559 104.238.192.0/22 4777 6939 21559 104.238.232.0/23 4777 6939 21559 149.18.21.0/24 4777 6939 21559 149.18.39.0/24 4777 6939 21559 154.64.208.0/20 4777 6939 21559 + Announce - aggregate of 154.64.208.0/21 (4777 6939 21559) and 154.64.216.0/21 (4777 6939 21559) 154.64.208.0/21 4777 6939 21559 - Withdrawn - aggregated with 154.64.216.0/21 (4777 6939 21559) 154.64.216.0/21 4777 6939 21559 - Withdrawn - aggregated with 154.64.208.0/21 (4777 6939 21559) 167.94.224.0/23 4777 6939 21559 167.94.225.0/24 4777 6939 21559 - Withdrawn - matching aggregate 167.94.224.0/23 4777 6939 21559 172.93.2.0/23 4777 6939 21559 173.239.206.0/24 4777 6939 21559 173.239.228.0/24 4777 6939 21559 192.228.98.0/23 4777 6939 21559 192.254.96.0/20 4777 6939 21559 192.254.96.0/24 4777 6939 21559 - Withdrawn - matching aggregate 192.254.96.0/20 4777 6939 21559 192.254.97.0/24 4777 6939 21559 - Withdrawn - matching aggregate 192.254.96.0/20 4777 6939 21559 192.254.109.0/24 4777 6939 21559 - Withdrawn - matching aggregate 192.254.96.0/20 4777 6939 21559 198.52.240.0/22 4777 6939 21559 198.52.240.0/24 4777 6939 21559 - Withdrawn - matching aggregate 198.52.240.0/22 4777 6939 21559 198.52.241.0/24 4777 6939 21559 - Withdrawn - matching aggregate 198.52.240.0/22 4777 6939 21559 199.116.62.0/24 4777 6939 21559 200.5.16.0/20 4777 6939 21559 200.5.22.0/24 4608 6939 21559 200.5.23.0/24 4777 6939 21559 - Withdrawn - matching aggregate 200.5.16.0/20 4777 6939 21559 204.77.10.0/23 4777 6939 21559 204.77.11.0/24 4777 6939 21559 - Withdrawn - matching aggregate 204.77.10.0/23 4777 6939 21559 208.81.58.0/23 4777 6939 21559 208.81.59.0/24 4777 6939 21559 - Withdrawn - matching aggregate 208.81.58.0/23 4777 6939 21559
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS21559 28 More Specifics 42 Total Advertisements OSNET - OSNET, PR
38.2.160.0/19 38.0.0.0/8
38.87.232.0/21 38.0.0.0/8
38.107.88.0/21 38.0.0.0/8
67.206.200.0/21 67.206.192.0/18
69.24.197.0/24 69.24.192.0/20
69.24.198.0/24 69.24.192.0/20
69.24.199.0/24 69.24.192.0/20
69.24.200.0/24 69.24.192.0/20
72.46.157.0/24 72.46.156.0/23
74.119.24.0/24 74.119.24.0/22
104.218.241.0/24 104.218.240.0/22
149.18.21.0/24 149.18.0.0/16
149.18.39.0/24 149.18.0.0/16
154.64.208.0/21 154.64.0.0/16
154.64.216.0/21 154.64.0.0/16
167.94.225.0/24 167.94.224.0/23
173.239.206.0/24 173.239.192.0/18
173.239.228.0/24 173.239.192.0/18
192.254.96.0/24 192.254.96.0/20
192.254.97.0/24 192.254.96.0/20
192.254.109.0/24 192.254.96.0/20
198.52.240.0/24 198.52.240.0/22
198.52.241.0/24 198.52.240.0/22
199.116.62.0/24 199.116.62.0/23
200.5.22.0/24 200.5.16.0/20
200.5.23.0/24 200.5.16.0/20
204.77.11.0/24 204.77.10.0/23
208.81.59.0/24 208.81.58.0/23
whois: 402332
IANA has recorded AS21559 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21559\n
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
ASNumber: 21559
ASName: OSNET
ASHandle: AS21559
RegDate: 2010-07-07
Updated: 2013-06-28
Ref: https://rdap.arin.net/registry/autnum/21559
OrgName: OSNET
OrgId: OSNET
Address: PO BOX 819
City: Humacao
StateProv: PR
PostalCode: 00792-0819
Country: PR
RegDate: 2010-05-25
Updated: 2025-09-18
Ref: https://rdap.arin.net/registry/entity/OSNET
OrgNOCHandle: RIVER5-ARIN
OrgNOCName: Rivera, Ivan
OrgNOCPhone: +1-787-655-1919
OrgNOCEmail: noc@osnetpr.com
OrgNOCRef: https://rdap.arin.net/registry/entity/RIVER5-ARIN
OrgAbuseHandle: RIVER7-ARIN
OrgAbuseName: Rivera, Ivan
OrgAbusePhone: +1-787-655-1919
OrgAbuseEmail: abuse@osnetpr.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/RIVER7-ARIN
OrgNOCHandle: NOC33740-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-787-710-0000
OrgNOCEmail: noc@osnetpr.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC33740-ARIN
OrgTechHandle: TREJO37-ARIN
OrgTechName: Trejo, Greider
OrgTechPhone: +1-787-655-1919
OrgTechEmail: gtrejo@osnetpr.com
OrgTechRef: https://rdap.arin.net/registry/entity/TREJO37-ARIN
RAbuseHandle: RIVER7-ARIN
RAbuseName: Rivera, Ivan
RAbusePhone: +1-787-655-1919
RAbuseEmail: abuse@osnetpr.com
RAbuseRef: https://rdap.arin.net/registry/entity/RIVER7-ARIN
RTechHandle: RIVER5-ARIN
RTechName: Rivera, Ivan
RTechPhone: +1-787-655-1919
RTechEmail: noc@osnetpr.com
RTechRef: https://rdap.arin.net/registry/entity/RIVER5-ARIN
RNOCHandle: RIVER6-ARIN
RNOCName: Rivera, Ivan
RNOCPhone: +1-787-655-1919
RNOCEmail: irivera@osnetpr.com
RNOCRef: https://rdap.arin.net/registry/entity/RIVER6-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#