Data as of Nov 9, 2026
143.170.104.0/21
No anonymizer space · no proxy exits in 30 daysGranite Telecommunications LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 143.170.0.0/16 since Oct 2019 | AS16504 | Internet provider | 94 1 always on | Granite Telecommunications 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 |
|---|---|---|---|---|---|---|
| 143.170.0.0/16 | 65,536 | GRANI-25 | Granite Telecommunications LLC (GRANI-25) · US | Direct Allocation | Mar 7, 2017 | abuse@ |
| └ 143.170.105.64/27 | 32 | GRANI-25 | unknown | — | — | — |
| └ 143.170.107.164/30 | 4 | GRANI-25 | unknown | — | — | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
2,048 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 2,012 | 98% | 3 | |
| Business | 36 | 1.8% | 2 |
Network & registry
Origin network
AS16504
US
- Name
- Granite Telecommunications LLC
- Type
- Internet provider
- Registered
- Oct 14, 2013
- Domain
- granitenet.com
- Website
- granitenet.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2021
- Current origin since
- Sep 2021 · 5.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 143.170.0.0/16 | AS16504 | /22 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS16504 | ARIN | man create Granite Telecommunications LLC | MNT-GRANI-25 | Oct 1, 2026 |
Whois
Registration for this announcement
- Range
- 143.
170. 0. 0/ 16 - Netname
- GRANI-25
- Registrant
- Granite Telecommunications LLC
- Organization
- Granite Telecommunications LLC (GRANI-25)
- Org address
- 1 Heritage Drive, Quincy, MA, 02171
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-143-170-0-0-1
- Parent
- NET-143-0-0-0-0
- Created
- Mar 7, 2017
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 7, 2017
- Status
- assigned
Report abuse
Abuse contact
- abuse@
granitenet. com - Name
- Abuse26
- Phone
- +1-617-837-5500
- Handle
- ABUSE9720-ARIN