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IPv4 Address

3.20.63.194

Amazon.com, Inc. AS16509 · Amazon.com, Inc. United States Ohio Columbus ARIN 🛡️ Proxy/VPN (likely) 🖥️ Hosting/DC
Within
3.16.0.0/13
CIDR
/20 · 4.1K IPs
ASN
Amazon.com, Inc.
Reverse DNS
gcac.org
Last scanned 1 days ago
Blocklisted
Checking…
Scanning blocklists

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

72/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
gcac.org
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
300 s
Reverse DNS last checked
2026-07-22 05:08 UTC
Forward DNS last checked
2026-07-22 05:08 UTC

Forward DNS records for gcac.org

TypeValuePriorityTTL
A 3.20.63.194 172800s
MX gcac-org.mail.protection.outlook.com 0
NS ns0.idealcloud.net
NS ns1.idealcloud.net
NS ns2.idealcloud.net
NS ns3.idealcloud.net
NS ns4.idealcloud.net
NS ns5.idealcloud.net
TXT MS=ms65051272
TXT asv=dabb067fd09a64be9092548d474608cc
TXT facebook-domain-verification=y2wgtwo38s4r1ddja79u6t6tbdmmz4
TXT google-site-verification=Atdjyd1UEkfsSXuwsLzvq_a5m0rNGyd9SQjnS_HWb7Q
TXT google-site-verification=KVc1jqSf9pm5HCIIWYH4xw8JapRQQqNzEUziPoh2_JY
TXT v=DMARC1; p=quarantine; pct=100; rua=mailto:ftzec2tf@ag.us.dmarcian.com; adkim=r; aspf=r
TXT v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:sendgrid.net include:_spf.neonemails.com ~all
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Network Allocation for 3.20.63.194

CIDR range
3.20.48.0/20
IP range (int)
51,654,656 — 51,658,751
Prefix length
/20
Organization
Amazon.com, Inc.
ASN
AS16509
ASN name
Amazon.com, Inc.
Location
Columbus, Ohio, United States
Coordinates
39.958700, -82.998700
Accuracy radius
10 km
Postal code
43215
Regional Internet Registry
ARIN
Allocated
2017-12-20
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-07-08 12:20:14

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
5,376
Last seen
2026-07-22 09:38:05

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

Date Event From To
2026-05-10 New Allocation US

See the full history for 3.16.0.0/13.

Frequently Asked Questions

Who owns 3.20.63.194?

3.20.63.194 is allocated to Amazon.com, Inc. (AS16509), registered in Columbus, United States.

Where is 3.20.63.194 located?

The geolocation for 3.20.63.194 maps to Columbus, United States based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 3.20.63.194 on?

3.20.63.194 belongs to the 3.20.48.0/20 network block announced by AS16509. This range contains 4,096 addresses.

Does 3.20.63.194 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-07-21 04:42:18 UTC
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