Data as of Nov 3, 2026
199.30.4.0/23
No anonymizer space · no proxy exits in 30 daysDreamline Co. · space held by Foundation5 Technology Solutions, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
40 / 100 · Medium
Leased space · Recently moved
Recent change
New origin Oct 10, 2026
from AS7018 AT&T Enterprises, LLC, after 4.4 years unannounced
registry: reallocated to Internet Utilities NA LLC by Foundation5 Technology Solutions, LLC, Oct 6, 2026
IPv4 market
Path
Announced by AS9457 since Oct 10, 2026 · 3 wk ago
1 · Holder
record created Oct 1, 2025 · reallocated to Internet Utilities NA LLC Oct 6, 2026
2 · Leased from
4 · Use
Unknown
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
199.30.4.0/23
From the registry to its use
- Jun 14, 2021– May 27, 2022
- Oct 1, 2025Registry recordFoundation5 Technology Solutions, LLCDirect Allocation199.30.4.0/22
- Oct 6, 2026ReallocatedInternet Utilities NA LLCReallocated199.30.4.0/22
- Oct 7, 2026AssignedInternet Utilities NA LLCReassigned199.30.4.0/23
- Oct 7, 2026Route objectIPXORADB route object for AS9457 Dreamline Co., maintainer MAINT-AS834
- Oct 10, 2026– today
- todayLeased fromIPXOIP broker
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 |
|---|---|---|---|---|---|---|
| 199.30.4.0/22 | 1,024 | FOUNDATION5-5 | Foundation5 Technology Solutions, LLC (FTSL-22) · US | Direct Allocation | Oct 1, 2025 | [email protected] |
| └ 199.30.4.0/22 | 1,024 | IPXO-LLC | IPXO LLC (IL-845) · US | Reallocated | Oct 1, 2026 | [email protected] |
| └ 199.30.4.0/22 | 1,024 | NETUTILS | Internet Utilities NA LLC (DCL-577) · US | Reallocated | Oct 6, 2026 | [email protected] |
| └ 199.30.4.0/23 | 512 | NET-199-30-4-0-23 | unknown | Reassigned | Oct 7, 2026 | [email protected] via FOUNDATION5-5 |
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
- Foundation5 Technology Solutions, LLC
- Handle
- FTSL-22
- Range
- 199.30.4.0/22
- Registration type
- Direct Allocation
- Record created
- Oct 1, 2025
- Reallocated to
- Internet Utilities NA LLC (DCL-577)
- Reallocated
- Oct 6, 2026
Origin network
AS9457
KR
- Name
- Dreamline Co.
- Type
- Internet provider
- Registered
- Nov 30, 1998
- Domain
- dreamline.co.kr
- Website
- dreamline.co.kr
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Jun 2021
- Current origin since
- Oct 10, 2026 · under a month
- Origin networks
- 2
- Last change of origin
- Oct 10, 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 199.30.4.0/23
- Netname
- NET-199-30-4-0-23
- Registrant
- Internet Utilities NA LLC
- Organization
- Internet Utilities NA LLC (DCL-577)
- Org address
- 2711 Centerville Road, Wilmington, DE, 19808
- Org country
- US
- Type
- Reassigned
- Handle
- NET-199-30-4-0-4
- Parent
- NET-199-30-4-0-3
- Created
- Oct 7, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 1, 2025
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Internet Utilities Abuse
- Phone
- +1-650-934-1667
- Handle
- IUA-ARIN