HomePrefix Lookup103.37.0.0/18

103.37.0.0/18

🇺🇸
IPv4RIPEassigned RPKI Valid
CIDR
103.37.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Seattle
RIR
RIPE
Status
assigned
Allocated
-

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

46 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
103.37.32.0/22AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.28.0/22AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.12.0/22AS58540CHINATELECOM-SHANDONG-JINAN-IDC - Jinan,250000No ROA—5/30/2026
103.37.48.0/22AS132905ADDU-AS-AP - AS number of Ateneo de Davao University Valid—5/30/2026
103.37.0.0/22AS138415YANCYLIMITED-AS-HK - Yancy Limited Valid—5/30/2026
103.37.10.0/23AS10010TOKAI - TOKAI Communications CorporationNo ROA—5/30/2026
103.37.8.0/23AS38880M21-AS-AP - Micron21 Datacentre Pty Ltd Valid—5/30/2026
103.37.42.0/23AS132839POWERLINE-AS-AP - POWER LINE DATACENTER Valid—5/30/2026
103.37.40.0/23AS132839POWERLINE-AS-AP - POWER LINE DATACENTER Valid—5/30/2026
103.37.16.0/23AS134771CHINATELECOM-ZHEJIANG-WENZHOU-IDC - WENZHOU, ZHEJIANG Province, P.R.China. Valid—5/30/2026
103.37.18.0/23AS134771CHINATELECOM-ZHEJIANG-WENZHOU-IDC - WENZHOU, ZHEJIANG Province, P.R.China. Valid—5/30/2026
103.37.60.0/23AS149147GOFIBER-SOFTWARE-VN - GOFIBER SOFTWARE TECHNOLOGY COMPANY LIMITED Valid—5/30/2026
103.37.62.0/23AS150419SUBCOPTYLTD-AS-AP - SubCo Pty Ltd Valid—5/30/2026
103.37.5.0/24AS9678HOSTINGINSIDE-INTL - HostingInside LTD Valid—5/30/2026
103.37.4.0/24AS9678HOSTINGINSIDE-INTL - HostingInside LTD Valid—5/30/2026
103.37.7.0/24AS10111ZEONET-AS-AP - Zeofast Network Valid—5/30/2026
103.37.46.0/24AS23650CHINANET-Jiangsu-Province-IDC - AS Number for CHINANET jiangsu province backbone Invalid—5/30/2026
103.37.44.0/24AS23650CHINANET-Jiangsu-Province-IDC - AS Number for CHINANET jiangsu province backbone Valid—5/30/2026
103.37.45.0/24AS23650CHINANET-Jiangsu-Province-IDC - AS Number for CHINANET jiangsu province backbone Valid—5/30/2026
103.37.8.0/24AS38880M21-AS-AP - Micron21 Datacentre Pty Ltd Valid—5/30/2026
103.37.9.0/24AS38880M21-AS-AP - Micron21 Datacentre Pty Ltd Valid—5/30/2026
103.37.30.0/24AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.31.0/24AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.32.0/24AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.33.0/24AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.34.0/24AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.28.0/24AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.35.0/24AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.29.0/24AS45896MOBIFONEGLOBAL-AS-VN - Mobifone Global JSC Valid—5/30/2026
103.37.46.0/24AS56046CMNET-Jiangsu-AP - China Mobile communications corporation Valid—5/30/2026
103.37.47.0/24AS56046CMNET-Jiangsu-AP - China Mobile communications corporation Valid—5/30/2026
103.37.6.0/24AS132707NEXETLIMITED-AS-AP - NEXET LIMITED Valid—5/30/2026
103.37.43.0/24AS132839POWERLINE-AS-AP - POWER LINE DATACENTER Valid—5/30/2026
103.37.42.0/24AS132839POWERLINE-AS-AP - POWER LINE DATACENTER Valid—5/30/2026
103.37.41.0/24AS132839POWERLINE-AS-AP - POWER LINE DATACENTER Valid—5/30/2026
103.37.40.0/24AS132839POWERLINE-AS-AP - POWER LINE DATACENTER Valid—5/30/2026
103.37.49.0/24AS132905ADDU-AS-AP - AS number of Ateneo de Davao University Valid—5/30/2026
103.37.48.0/24AS132905ADDU-AS-AP - AS number of Ateneo de Davao University Valid—5/30/2026
103.37.50.0/24AS132905ADDU-AS-AP - AS number of Ateneo de Davao University Valid—5/30/2026
103.37.51.0/24AS132905ADDU-AS-AP - AS number of Ateneo de Davao University Valid—5/30/2026
103.37.21.0/24AS132968KPMG-AS - KPMG Valid—5/30/2026
103.37.20.0/24AS132968KPMG-AS - KPMG Valid—5/30/2026
103.37.18.0/24AS134771CHINATELECOM-ZHEJIANG-WENZHOU-IDC - WENZHOU, ZHEJIANG Province, P.R.China. Valid—5/30/2026
103.37.3.0/24AS138415YANCYLIMITED-AS-HK - Yancy Limited Valid—5/30/2026
103.37.2.0/24AS138415YANCYLIMITED-AS-HK - Yancy Limited Valid—5/30/2026
103.37.1.0/24AS138415YANCYLIMITED-AS-HK - Yancy Limited Valid—5/30/2026

More Specific Prefixes

26
PrefixASCountryStatus
103.37.56.0/22🇨🇳CNallocated
103.37.16.0/22🇨🇳CNallocated
103.37.0.0/22AS401739🇺🇸USallocated
103.37.24.0/22🇨🇳CNallocated
103.37.28.0/22AS45896🇻🇳VNassigned
103.37.32.0/22AS45896🇻🇳VNassigned
103.37.40.0/22AS132839🇭🇰HKallocated
103.37.44.0/22🇨🇳CNallocated
103.37.52.0/22🇨🇳CNallocated
103.37.12.0/22AS58540🇨🇳CNallocated
103.37.36.0/22🇹🇼TWallocated
103.37.48.0/22AS132905🇵🇭PHassigned
103.37.60.0/23AS149147🇻🇳VNassigned
103.37.62.0/23AS150419🇦🇺AUallocated
103.37.4.0/23🇹🇼TWallocated
103.37.6.0/23AS150413🇮🇹ITallocated
103.37.22.0/23🇮🇳INallocated
103.37.8.0/23AS135543🇦🇺AUallocated
103.37.10.0/23AS10010🇯🇵JPallocated
103.37.20.0/23🇮🇳INassigned
103.37.41.0/24AS132839🇭🇰HKassigned
103.37.7.0/24AS10111🇭🇰HKassigned
103.37.42.0/24AS132839🇭🇰HKassigned
103.37.40.0/24AS132839🇭🇰HKassigned
103.37.43.0/24AS132839🇭🇰HKassigned
103.37.6.0/24AS132707🇭🇰HKassigned
Geolocation
Country🇺🇸United StatesUS
RegionWashington
CitySeattle
GEThttps://api.ipctl.io/v1/prefix/103.37.0.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/103.37.0.0/18" | jq