163.253.0.0/16
Nobody announces 163.253.0.0/16 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 163.253.0.0/16
Prefix
Origin
not announced
Size
65,536 addresses
Less specific
none
More specifics
45
IRR route objects
0 exact, 0 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 163.253.0.0/16 | /16 | AS11537 INTERNET2-RESEARCH-EDU | ARIN |
More specific
Prefixes inside 163.253.0.0/16
45 announced prefixes fall inside this one.
Show the 45 prefixes
163.253.0.0/22 AS11537 INTERNET2-RESEARCH-EDU163.253.0.0/24 AS11537 INTERNET2-RESEARCH-EDU163.253.3.0/24 AS11537 INTERNET2-RESEARCH-EDU163.253.9.0/24 AS11537 INTERNET2-RESEARCH-EDU163.253.12.0/23 AS11537 INTERNET2-RESEARCH-EDU163.253.14.0/23 AS11537 INTERNET2-RESEARCH-EDU163.253.16.0/24 AS396955 INTERNET2-BLEND163.253.17.0/24 AS396955 INTERNET2-BLEND163.253.18.0/24 AS11164 INTERNET2-I2PX163.253.19.0/24 AS396955 INTERNET2-BLEND163.253.23.0/24 AS396955 INTERNET2-BLEND163.253.26.0/23 AS62775 INTERNET2-ISS163.253.28.0/24 AS11537 INTERNET2-RESEARCH-EDU163.253.29.0/24 AS396961 INTERNET2-OSG163.253.30.0/24 AS16509 AMAZON-02163.253.31.0/24 AS16509 AMAZON-02163.253.32.0/24 AS396955 INTERNET2-BLEND163.253.34.0/24 AS396955 INTERNET2-BLEND163.253.36.0/22 AS237 MERIT-AS-14163.253.40.0/23 AS396955 INTERNET2-BLEND163.253.44.0/24 AS396955 INTERNET2-BLEND163.253.46.0/24 AS14618 AMAZON-AES163.253.47.0/24 AS16509 AMAZON-02163.253.56.0/24 AS11537 INTERNET2-RESEARCH-EDU163.253.57.0/24 AS11537 INTERNET2-RESEARCH-EDU163.253.59.0/24 AS16509 AMAZON-02163.253.60.0/23 AS62775 INTERNET2-ISS163.253.63.0/24 AS11537 INTERNET2-RESEARCH-EDU163.253.64.0/24 AS396955 INTERNET2-BLEND163.253.66.0/23 AS11537 INTERNET2-RESEARCH-EDU163.253.67.0/24 AS396955 INTERNET2-BLEND163.253.68.0/23 AS62775 INTERNET2-ISS163.253.70.0/24 AS396961 INTERNET2-OSG163.253.71.0/24 AS396961 INTERNET2-OSG163.253.72.0/24 AS396961 INTERNET2-OSG163.253.73.0/24 AS396961 INTERNET2-OSG163.253.74.0/24 AS396961 INTERNET2-OSG163.253.76.0/24 AS11164 INTERNET2-I2PX163.253.77.0/24 AS396955 INTERNET2-BLEND163.253.78.0/23 AS11164 INTERNET2-I2PX163.253.79.0/24 AS396955 INTERNET2-BLEND163.253.80.0/24 AS11537 INTERNET2-RESEARCH-EDU163.253.81.0/24 AS11164 INTERNET2-I2PX163.253.82.0/23 AS11164 INTERNET2-I2PX163.253.83.0/24 AS11537 INTERNET2-RESEARCH-EDU