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AS19662 Uniserve On Line

UNISERVE-ONLINE - Uniserve On Line · registered in Canada

IPv4 addresses44,80033 prefixes · 0.001% of announced IPv4
Rank in Canada#135largest network in CA by IPv4 space, of 1,575 · 0.08% of CA
Rank worldwide#4,121of 79,396 networks with IPv4
IPv665,534 x /4815 prefixes
CountryCanada1,622 ASNs registered there
Open AS19662 in ASN lookup Look up an IP in this network (198.161.21.1) All networks in Canada

IPv4 prefixes

All 33 prefixes, in address order.

  • 198.161.21.0/24
  • 198.162.16.0/22
  • 199.60.19.0/24
  • 199.60.230.0/23
  • 199.166.227.0/24
  • 199.166.228.0/24
  • 199.185.1.0/24
  • 204.174.35.0/24
  • 204.174.36.0/24
  • 204.174.80.0/20
  • 204.174.96.0/22
  • 204.174.112.0/24
  • 204.174.204.0/23
  • 204.174.222.0/24
  • 204.209.150.0/24
  • 204.239.30.0/24
  • 204.239.40.0/23
  • 204.239.42.0/24
  • 204.239.166.0/24
  • 207.200.128.0/19
  • 208.87.52.0/22
  • 216.86.96.0/19
  • 216.99.32.0/20
  • 216.113.192.0/19
  • 216.210.96.0/22
  • 216.210.100.0/23
  • 216.210.102.0/23
  • 216.210.104.0/24
  • 216.210.105.0/24
  • 216.210.106.0/23
  • 216.210.108.0/24
  • 216.210.109.0/24
  • 216.210.110.0/23

IPv6 prefixes

All 15 prefixes.

  • 2605:1000::/45
  • 2605:1000:8::/47
  • 2605:1000:c::/46
  • 2605:1000:10::/44
  • 2605:1000:20::/43
  • 2605:1000:40::/42
  • 2605:1000:80::/41
  • 2605:1000:100::/40
  • 2605:1000:200::/39
  • 2605:1000:400::/38
  • 2605:1000:800::/37
  • 2605:1000:1000::/36
  • 2605:1000:2000::/35
  • 2605:1000:4000::/34
  • 2605:1000:8000::/33

Other ASNs named Uniserve On Line

1 other network uses the same organisation name; together with AS19662 they announce 45,312 IPv4 addresses.

ASNNameIPv4 addresses
AS13937UNISERVE-AS13937 - Uniserve On Line CA512

Similar-sized networks in Canada

ASNNameIPv4 addresses
AS14661#132 LAURENTIANU - Laurentian University of Sudbury48,896
AS912#133 HUT8-EAST - Hut 8 Mining Corp.46,080
AS26753#134 IN2NET-NETWORK - In2net Network Inc.45,056
AS396420#136 VALLEYFIBER - Valley Fiber Ltd.43,264
AS30447#137 INFB2-AS - Internet Names For Business Inc.42,752
AS30236#138 CRONOMAGIC-1 - Cronomagic Canada Inc.42,496

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources