Data as of Nov 4, 2026
72.13.8.0/21
No anonymizer space · no proxy exits in 30 daysOtava, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 72.13.0.0/20 since Apr 2008 | AS11115 | Hosting | Otava, LLC |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 72.13.0.0/20 | 4,096 | ONLINE-TECH-INC | Otava, LLC (OTL-22) · US | Direct Allocation | Nov 3, 2004 | [email protected] |
| └ 72.13.8.0/28 | 16 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.8.16/29 | 8 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.8.24/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.8.64/30 | 4 | ACME-CORP--DEMO | unknown | — | — | — |
| └ 72.13.8.68/30 | 4 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.8.72/29 | 8 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.8.128/25 | 128 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.9.0/29 | 8 | PHYSICIANSCOMPUTERCOMPANY | unknown | — | — | — |
| └ 72.13.9.24/29 | 8 | CBGH | unknown | — | — | — |
| └ 72.13.9.64/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.9.72/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.9.80/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.9.88/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.9.96/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.9.104/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.9.112/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.9.120/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.10.0/28 | 16 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.10.32/28 | 16 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.10.48/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.10.56/29 | 8 | ONLINETECH-LLC | unknown | — | — | — |
| └ 72.13.10.84/30 | 4 | BRIGHTWING | unknown | — | — | — |
| └ 72.13.10.88/29 | 8 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.10.96/30 | 4 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.10.104/29 | 8 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.10.128/29 | 8 | 3IS | unknown | — | — | — |
| └ 72.13.10.152/29 | 8 | DCC | unknown | — | — | — |
| └ 72.13.10.160/29 | 8 | BARITZ | unknown | — | — | — |
| └ 72.13.10.168/29 | 8 | INTEGRATEDDESIGN | unknown | — | — | — |
| └ 72.13.10.176/29 | 8 | CODINGCONCEPTS | unknown | — | — | — |
| └ 72.13.10.184/29 | 8 | IPRESENT | unknown | — | — | — |
| └ 72.13.10.216/29 | 8 | STRADACAPITAL2 | unknown | — | — | — |
| └ 72.13.10.224/29 | 8 | ANNKISSAM | unknown | — | — | — |
| └ 72.13.10.240/29 | 8 | NVISIONDESIGNS | unknown | — | — | — |
| └ 72.13.11.16/29 | 8 | JOBSON | unknown | — | — | — |
| └ 72.13.11.32/29 | 8 | WICKWIRE | unknown | — | — | — |
| └ 72.13.11.56/29 | 8 | ORNICEPT | unknown | — | — | — |
| └ 72.13.11.64/29 | 8 | NORTHVALLEYHOSPITAL | unknown | — | — | — |
| └ 72.13.11.72/29 | 8 | INTEGRATEDSENSINGSYSTEMS | unknown | — | — | — |
| └ 72.13.11.96/29 | 8 | MARKETBRIDGE | unknown | — | — | — |
| └ 72.13.11.104/29 | 8 | BEHAVIOR-CONSULTANTS | unknown | — | — | — |
| └ 72.13.11.208/28 | 16 | MERIDIAN-LIGHTWEIGHT-TECHNOLOGIES-HOLDINGS-INC | unknown | — | — | — |
| └ 72.13.11.232/29 | 8 | QUALITYREIMBURSEMENT | unknown | — | — | — |
| └ 72.13.12.0/27 | 32 | BARTECH | unknown | — | — | — |
| └ 72.13.12.48/29 | 8 | TMTI | unknown | — | — | — |
| └ 72.13.12.56/29 | 8 | ANNKISSAM | unknown | — | — | — |
| └ 72.13.12.64/28 | 16 | CYNOSURE-FINANCIAL | unknown | — | — | — |
| └ 72.13.12.80/29 | 8 | HEALTHDATASOLUTIONS | unknown | — | — | — |
| └ 72.13.12.104/29 | 8 | EMINDFUL | unknown | — | — | — |
| └ 72.13.12.112/29 | 8 | PINNACLE-RESPONSE-SYSTEMS | unknown | — | — | — |
| └ 72.13.12.192/27 | 32 | RESIDENTIALHOMEHEALTH | unknown | — | — | — |
| └ 72.13.12.224/29 | 8 | DDOTS | unknown | — | — | — |
| └ 72.13.12.232/29 | 8 | FORACARE | unknown | — | — | — |
| └ 72.13.12.240/29 | 8 | EVISIONCARE | unknown | — | — | — |
| └ 72.13.12.248/29 | 8 | EVISIONCARE | unknown | — | — | — |
| └ 72.13.13.0/29 | 8 | CORESOLUTIONS | unknown | — | — | — |
| └ 72.13.13.16/29 | 8 | LUTHERAN-HOMES | unknown | — | — | — |
| └ 72.13.13.24/29 | 8 | ICON-CREATIVE-TECHNOLOGIES-GROUP | unknown | — | — | — |
| └ 72.13.13.64/29 | 8 | CMSWEBSERVICES | unknown | — | — | — |
| └ 72.13.13.72/29 | 8 | JOBSON | unknown | — | — | — |
| └ 72.13.13.80/28 | 16 | CODE-JOCK | unknown | — | — | — |
| └ 72.13.13.96/27 | 32 | ACCORDWARE | unknown | — | — | — |
| └ 72.13.13.128/28 | 16 | HUDSONGLOBALADRAFTFCBCOMPANY | unknown | — | — | — |
| └ 72.13.13.160/27 | 32 | MEDICALIS2 | unknown | — | — | — |
| └ 72.13.13.208/28 | 16 | RIMAGEDESIGNS | unknown | — | — | — |
| └ 72.13.13.224/29 | 8 | HUNGERHOST | unknown | — | — | — |
| └ 72.13.14.0/25 | 128 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.14.128/28 | 16 | EPROCUREMENT-SERVICE-INC | unknown | — | — | — |
| └ 72.13.14.152/29 | 8 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.14.192/28 | 16 | ACCUMEDWEB--LLC | unknown | — | — | — |
| └ 72.13.14.232/29 | 8 | AAAMICHIGAN | unknown | — | — | — |
| └ 72.13.14.240/28 | 16 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.15.16/28 | 16 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.15.32/27 | 32 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.15.72/29 | 8 | EVERIST-HEALTH | unknown | — | — | — |
| └ 72.13.15.80/28 | 16 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.15.120/29 | 8 | THIRD-STAGE-SYSTEMS | unknown | — | — | — |
| └ 72.13.15.128/26 | 64 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.15.192/29 | 8 | INTEGRATEDDESIGN | unknown | — | — | — |
| └ 72.13.15.208/29 | 8 | ENDOREAD | unknown | — | — | — |
| └ 72.13.15.216/29 | 8 | 3IS--INC | unknown | — | — | — |
| └ 72.13.15.224/29 | 8 | JACKSONDAWSON | unknown | — | — | — |
| └ 72.13.15.240/30 | 4 | ARBOR-RESEARCH | unknown | — | — | — |
| └ 72.13.15.244/30 | 4 | CORESOLUTIONS | unknown | — | — | — |
| └ 72.13.15.248/30 | 4 | ONLINE-TECH | unknown | — | — | — |
| └ 72.13.15.252/30 | 4 | ONLINE-TECH | unknown | — | — | — |
Network & registry
Origin network
AS11115
US
- Name
- Otava, LLC
- Type
- Hosting
- Registered
- Apr 14, 1998
- Domain
- otava.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2009
- Current origin since
- May 2018 · 8.5 yr
- Origin networks
- 2
- Last change of origin
- Sep 2010
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 72.13.0.0/20 | AS11115 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 72.13.0.0/20
- Netname
- ONLINE-TECH-INC
- Registrant
- Otava, LLC
- Organization
- Otava, LLC (OTL-22)
- Org address
- 825 Victors Way, Ann Arbor, MI, 48108
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-72-13-0-0-1
- Parent
- NET-72-0-0-0-0
- Created
- Nov 3, 2004
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 3, 2004
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-734-213-2020;ext3
- Handle
- ABUSE5874-ARIN