# 23.197.87.21 — IP Intelligence Summary

23.197.87.21 is an IPv4 address operated by Akamai Technologies, Inc. (AS20940), geolocated to Boston, United States. It belongs to datacenter or hosting infrastructure with reverse DNS name lo1.r02.stem01.bos01.fab.netarch.akamai.com. As of November 2, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/23.197.87.21
- Last updated: 2026-11-02

## Ownership

- Organization: Akamai Technologies, Inc.
- Network name: AKAMAI
- Allocated block: 23.192.0.0/11
- ASN: AS20940 (https://ipdebrief.com/asn/20940)
- Regional registry: ARIN
- Cloud / hosting provider: Akamai

## Location

- City: Boston
- Region: US-MA
- Country: United States
- Time zone: —

## Network classification

- Infrastructure type: CDN
- Datacenter / hosting: yes
- Residential: no
- Mobile: no
- Anycast: no
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (25/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- lo1.r02.stem01.bos01.fab.netarch.akamai.com
- Forward-confirmed: no

## Analyst narrative

IP 23.197.87.21 resolves to akamai.com and is owned by Akamai Technologies, Inc. (AS20940) in the United States. The address is classified as a suspicious host with a risk score of 25 and is checked against eight DNSBL categories. DNS hygiene is rated Fair due to configured SPF and DMARC records, though DNSSEC and CAA records are not present. Geolocation data contradicts RTT physics measurements, contributing to a low confidence score and a recommendation to monitor the IP.

## Nearby addresses

- 23.197.87.4 (https://ipdebrief.com/23.197.87.4)
- 23.197.87.5 (https://ipdebrief.com/23.197.87.5)
- 23.197.87.6 (https://ipdebrief.com/23.197.87.6)
- 23.197.87.7 (https://ipdebrief.com/23.197.87.7)
- 23.197.87.8 (https://ipdebrief.com/23.197.87.8)
- 23.197.87.9 (https://ipdebrief.com/23.197.87.9)
- 23.197.87.10 (https://ipdebrief.com/23.197.87.10)
- 23.197.87.11 (https://ipdebrief.com/23.197.87.11)
- 23.197.87.12 (https://ipdebrief.com/23.197.87.12)
- 23.197.87.13 (https://ipdebrief.com/23.197.87.13)
- 23.197.87.14 (https://ipdebrief.com/23.197.87.14)
- 23.197.87.15 (https://ipdebrief.com/23.197.87.15)

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Source: IPDebrief, "23.197.87.21 IP intelligence", https://ipdebrief.com/23.197.87.21, updated 2026-11-02. Assessments are probabilistic.