Data as of Nov 3, 2026
170.6.8.0/21
No anonymizer space · no proxy exits in 30 daysMassachusetts Mutual Life Insurance Company · space held by Massachusetts Mutual Life Insurance Co.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin May 2026
from AS40740 Massachusetts Mutual Life Insurance Company
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 170.6.0.0/19 since Nov 2025 | AS22575 | Business | Massachusetts Mutual Life Insurance Co. |
Network & registry
Origin network
AS22575
US
- Name
- Massachusetts Mutual Life Insurance Company
- Type
- Business
- Registered
- Oct 16, 2001
- Domain
- massmutual.com
- Industry
- Finance and Insurance
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Apr 2026
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 2
- Last change of origin
- May 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 170.6.8.0/21 | AS40740 | /21 | ARIN | Another network |
| 170.6.0.0/19 | AS22575 | /24 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS40740 not the origin | ARIN | Massachusetts Mutual Life Insurance Co. | MNT-MMLI-1-Z | Apr 24, 2026 |
Whois
Registration for this announcement
- Range
- 170.6.0.0/16
- Netname
- MMLIC-CT
- Registrant
- Massachusetts Mutual Life Insurance Co.
- Organization
- Massachusetts Mutual Life Insurance Co. (MMLI-1-Z)
- Org address
- 1295 State Street, Springfield, MA, 01111-0001
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-170-6-0-0-1
- Parent
- NET-170-0-0-0-0
- Created
- Dec 7, 1993
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 7, 1993
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN