Data as of Nov 13, 2026
138.210.136.0/23
No anonymizer space · no proxy exits in 30 daysSaint Leo University Incorporated · space held by CenturyLink Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 138.210.128.0/17 since Jun 2016 | AS2379 | Residential | CenturyLink Communications, LLC | ||
| 138.210.0.0/16 since Jun 2016 | AS209 | Residential | 1 | CenturyLink Communications, 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 |
|---|---|---|---|---|---|---|
| 138.210.0.0/16 | 65,536 | CENTURYLINK-LEGACY-EMBARQ-BKL-11 | CenturyLink Communications, LLC (CCL-534) · US | Direct Allocation | May 30, 1990 | abuse@ |
| └ 138.210.136.0/23 | 512 | STLEO | Saint Leo University (C02145867) · US | Reassigned | Jan 30, 2009 | abuse@ via CENTURYLINK-LEGACY-EMBARQ-BKL-11 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- CenturyLink Communications, LLC
- Handle
- CCL-534
- Range
- 138.
210. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- May 30, 1990
- Legacy
- yes
Origin network
AS46729
US
- Name
- Saint Leo University Incorporated
- Type
- Education
- Registered
- Nov 19, 2008
- Domain
- saintleo.edu
- Industry
- Education Software
- 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
- Dec 2023 · 2.9 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 138.
210. 136. 0/ 23 - Netname
- STLEO
- Registrant
- Saint Leo University
- Organization
- Saint Leo University (C02145867)
- Type
- Reassigned
- Handle
- NET-138-210-136-0-1
- Parent
- NET-138-210-0-0-1
- Created
- Jan 30, 2009
- RIR
- ARIN
- Country
- US
- Delegated
- May 30, 1990
- Status
- assigned
Report abuse
Abuse contact
- abuse@
aup. lumen. com - Name
- Centurylink Abuse Desk
- Phone
- +1-877-886-6515
- Handle
- CAD54-ARIN