HomePrefix Lookup140.112.0.0/12

140.112.0.0/12

🇹🇼
IPv4RIPEassignedAS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center RPKI Valid
CIDR
140.112.0.0/12
IP Version
IPv4
Addresses
1M
Mask
/12 (255.240.0.0)
Country
🇹🇼 Taiwan
City
Taipei
RIR
RIPE
Status
assigned
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
140.112.0.0/12AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Valid
RADB
5/31/2026

Covering Prefix

58 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
140.125.0.0/16AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.120.0.0/16AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.113.0.0/16AS9916NCTU-TW - National Yang Ming Chiao Tung University Valid—5/31/2026
140.126.0.0/16AS9916NCTU-TW - National Yang Ming Chiao Tung University Valid—5/31/2026
140.123.0.0/16AS17712CCU-TW - National Chung Cheng University Valid—5/31/2026
140.125.0.0/16AS17712CCU-TW - National Chung Cheng University Valid—5/31/2026
140.117.0.0/16AS17713NSYSU-TW - Ministry of Education Computer Center Valid—5/31/2026
140.112.0.0/16AS17716NTU-TW - National Taiwan University Valid—5/31/2026
140.124.0.0/16AS17716NTU-TW - National Taiwan University Valid—5/31/2026
140.122.0.0/16AS17716NTU-TW - National Taiwan University Valid—5/31/2026
140.114.0.0/16AS18047NTHU-TW - National Tsing-Hua University Valid—5/31/2026
140.116.0.0/16AS18177NCKU-TW - National Cheng Kung University Valid—5/31/2026
140.115.0.0/16AS18420NCU-TW - National Central University Valid—5/31/2026
140.127.176.0/20AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.192.0/22AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.82.0/23AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.84.0/23AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.56.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.57.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.58.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.59.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.60.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.61.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.63.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.64.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.65.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.67.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.68.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.69.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.70.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.71.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.72.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.73.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.74.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.75.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.76.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.77.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.78.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.79.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.80.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.196.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.36.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.37.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.38.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.39.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.40.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.41.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.42.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.43.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.44.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.45.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.46.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.47.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.48.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.50.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.51.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.52.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026
140.127.53.0/24AS1659ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center Invalid—5/31/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
140.112.0.0/12AS1659/12apnic

IRR Route Objects

1
OriginRegistryMaintainerModified
AS1659RADBMAINT-AS1770911/13/2023

More Specific Prefixes

9
PrefixASCountryStatus
140.120.0.0/13🇹🇼TWallocated
140.116.0.0/14🇹🇼TWallocated
140.118.0.0/15🇹🇼TWassigned
140.112.0.0/16AS17716🇹🇼TWallocated
140.116.0.0/16AS18177🇹🇼TWassigned
140.113.0.0/16AS9916🇹🇼TWallocated
140.114.0.0/16AS18047🇹🇼TWallocated
140.115.0.0/16AS18420🇹🇼TWallocated
140.117.0.0/16AS17713🇹🇼TWassigned
Origin ASN
AS1659
ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center
Geolocation
Country🇹🇼TaiwanTW
RegionTaiwan
CityTaipei
Coordinates25.0330, 121.5650 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/140.112.0.0/12

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/140.112.0.0/12" | jq
External Links
RIPEstat Hurricane Electric BGP