Data as of Nov 6, 2026
203.61.0.0/16
No anonymizer space · no proxy exits in 30 daysVerizon Business · space held by Verizon Australia Pty Limited
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.61.224.0/20 since Oct 2006 | AS703 | Internet provider | Verizon Australia Pty Limited |
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 |
|---|---|---|---|---|---|---|
| 203.61.0.0/16 | 65,536 | VzB-AU-NETBLOCK | Verizon Australia Pty Limited (ORG-VAPL3-AP) · AU | ALLOCATED PORTABLE | — | abuse. |
| └ 203.61.116.40/29 | 8 | BENFIELD-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VzB-AU-NETBLOCK |
| └ 203.61.116.240/29 | 8 | INTREPID-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VzB-AU-NETBLOCK |
| └ 203.61.118.80/28 | 16 | MT-MT | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VzB-AU-NETBLOCK |
| └ 203. | 512 | VZDSL-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VzB-AU-NETBLOCK |
| └ 203.61.121.40/29 | 8 | UU-203-61-121-40 | Nilsen Morwell | ASSIGNED NON-PORTABLE | — | abuse. via VZDSL-AU |
| └ 203.61.121.160/28 | 16 | RICHMOND-AU | RICHMOND TWEED REG Library | ASSIGNED NON-PORTABLE | — | abuse. via VZDSL-AU |
| └ 203.61.121.176/28 | 16 | RICHMOND-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VZDSL-AU |
| └ 203.61.121.192/28 | 16 | RICHMOND-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VZDSL-AU |
| └ 203.61.121.208/28 | 16 | RICHMOND-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VZDSL-AU |
| └ 203.61.121.240/28 | 16 | RICHMOND-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VZDSL-AU |
| └ 203.61.122.0/28 | 16 | RICHMOND-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VZDSL-AU |
| └ 203.61.122.16/28 | 16 | RICHMOND-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VZDSL-AU |
| └ 203.61.122.32/28 | 16 | RICHMOND-AU | UUNET Non-Portable Customer Assignment | ASSIGNED NON-PORTABLE | — | abuse. via VZDSL-AU |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
65,536 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 64,240 | 98% | 6 | |
| Residential | 1,128 | 1.7% | 9 | |
| Business | 168 | 0.26% | 12 |
Network & registry
Origin network
AS703
US
- Name
- Verizon Business
- Type
- Internet provider
- Registered
- Aug 3, 1990
- Domain
- verizonbusiness.com
- Website
- www.verizon.com/business/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS703 | RADB | Proxy route | MAINT-AS7545 | Nov 13, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 203.61.65.0/24 | AS17486 | RADB | UUNET AU Non-Portable Customer Assignment (134162) | MAINT-AS2764 | Nov 13, 2023 |
| 203.61.96.0/24 | AS45315 | RADB | PT. Jaring Semesta Infosolusi - Indosat Customer | MAINT-AS4761 | Nov 13, 2023 |
| 203.61.138.0/24 | AS4805 | RADB | Proxy route object registered by AS2764 | MAINT-AS2764 | Nov 13, 2023 |
| 203.61.170.0/24 | AS7545 | RADB | Proxy route object registered by AS2764 | MAINT-AS2764 | Nov 13, 2023 |
| 203.61.170.0/24 | AS55736 | RADB | Verizon Australia PTY Limited (139763) | MAINT-AS2764 | Nov 13, 2023 |
| 203.61.192.0/24 | AS9913 | RADB | Internet Information Group (133405) | MAINT-AS2764 | Nov 13, 2023 |
| 203.61.194.0/24 | AS9382 | RADB | Sunrise Computer Systems (9261) | MAINT-AS2764 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 203.
61. 0. 0/ 16 - Netname
- VzB-AU-NETBLOCK
- Registrant
- Verizon Australia Pty Limited
- Registrant country
- AU
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 27, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- AU
- Delegated
- May 13, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse.
apac@ verizon. com - Name
- ABUSE VERIZONAU
- Handle
- AV293-AP