Data as of Nov 4, 2026
148.59.20.0/24
Anonymizer · ISP proxyRCN · space held by Msen, Inc.
Announcement
this exact prefix
No RPKI
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Oct 22, 2026
from AS174 Cogent Communications, LLC, after 1.9 years unannounced
IPv4 market
Path
Announced by AS6079 since Oct 22, 2026 · 13 days ago
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
Owners leasing their own space
| Name | In 148.59.20.0/24 | /24s |
|---|---|---|
| Msen, Inc. | 256100% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
148.59.20.0/24
From the registry to its use
- Apr 9, 1991Registry recordMsen, Inc.Direct Allocation (legacy, pre-1997)148.59.0.0 - 148.59.23.255
- Aug 27, 2023– Nov 12, 2024AnnouncedAS1239 Cogent Communications, LLC
- Sep 14, 2024– Sep 25, 2024
- Nov 1, 2024– Nov 2, 2026
- Nov 5, 2024Route objectAS7029 Windstream Communications LLCALTDB route object for AS7029 Windstream Communications LLC, maintainer MAINT-AS2015
- Nov 25, 2024– Dec 6, 2024
- Sep 4, 2026
- Sep 4, 2026Route objectAS7843 Charter Communications IncALTDB route object for AS7843 Charter Communications Inc, maintainer MAINT-AS2015
- Sep 4, 2026Route objectAS22773 Cox Communications Inc.ALTDB route object for AS22773 Cox Communications Inc., maintainer MAINT-AS2015
- Oct 22, 2026– today
Network & registry
Origin network
AS6079
US
- Name
- RCN
- Type
- Internet provider
- Registered
- Apr 4, 2001
- Domain
- astound.com
- Website
- www.astound.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Aug 2023
- Current origin since
- Oct 22, 2026 · under a month
- Origin networks
- 4
- Last change of origin
- Oct 22, 2026
Recorded history
History
- Handoffs
- 4
IRR
Route objects on the exact prefix
Whois
Registration for this announcement
- Range
- 148.
59. 0. 0 - 148. 59. 23. 255 - Netname
- MSEN
- Registrant
- Msen, Inc.
- Organization
- Msen, Inc. (MSEN)
- Org address
- 1460 Walton Blvd, Rochester Hills, MI, 48309
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-148-59-0-0-1
- Parent
- NET-148-0-0-0-0
- Created
- Apr 9, 1991
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 9, 1991
- Status
- assigned
Report abuse
Abuse contact
- abuse@
mail. msen. com - Name
- Msen Network and Email Abuse Department
- Phone
- +1-248-740-3400;ext5002
- Handle
- MNEAD-ARIN