Data as of Nov 4, 2026
170.55.171.0/24
No anonymizer space · no proxy exits in 30 daysHigh Density Hosting, Inc. · space held by Zayo Bandwidth
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 170.55.0.0/16 since Nov 2015 | AS33132 | Internet provider | 177 32 always on | Zayo Bandwidth |
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 |
|---|---|---|---|---|---|---|
| 170.55.0.0/16 | 65,536 | ZAYO-CCF-170-55-0-0 | Zayo Bandwidth (ZAYOB) · US | Direct Allocation | Feb 15, 1994 | [email protected] |
| └ 170.55.171.0/24 | 256 | FPLFI-170-55-171-0-24 | Southern Insurance Underwriters, Inc (C07626046) · US | Reassigned | Aug 26, 2020 | [email protected] via ZAYO-CCF-170-55-0-0 |
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
Registry
Holder
- Organization
- Zayo Bandwidth
- Handle
- ZAYOB
- Range
- 170.55.0.0/16
- Registration type
- Direct Allocation
- Record created
- Feb 15, 1994
- Legacy
- yes
Origin network
AS40374
US
- Name
- High Density Hosting, Inc.
- Type
- Hosting
- Registered
- Feb 6, 2007
- Domain
- siuins.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2020
- Current origin since
- Oct 2020 · 6.0 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS40374 | RADB | High Density Hosting, Inc. | MAINT-AS27506 | Sep 3, 2025 |
Whois
Registration for this announcement
- Range
- 170.55.171.0/24
- Netname
- FPLFI-170-55-171-0-24
- Registrant
- Southern Insurance Underwriters, Inc
- Organization
- Southern Insurance Underwriters, Inc (C07626046)
- Type
- Reassigned
- Handle
- NET-170-55-171-0-1
- Parent
- NET-170-55-0-0-1
- Created
- Aug 26, 2020
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 15, 1994
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN