Skip to content
RequestGuard IP & Network
Pricing

IP Intelligence

2603:1010:3:3::5b

No major threat signals detected for this IP address.

Low Risk IPv6PublicUnited States

Threat Score

5/100

Low Risk

No elevated IP-risk signals observed

Risk Score

5/100

low risk

Location

United States

United States

Network

Unknown

no ASN data

Blacklists

0/15

Clean

Overview

Basic IP information

IPv6

Version

IPv6

Type

Public

Risk Level

Low Risk

Response

1312ms

Server Location

Geographic location data

Country

United States

US

Continent

North America

EU Member

No

Security Intelligence

Threat analysis and reputation

Low Risk

Threat Score

5/100

Low risk — no elevated IP-risk signals observed

Connection:Cloudmicrosoft

Detection Flags

VPNNo
ProxyNo
DatacenterNo
MobileNo
BogonNo
Tor ExitNo

Blacklist Status

Clean0/15 listed

0/100

CriticalHigh-confidence lists
Barracuda RBLIPv6 is not supported by this DNSBL
N/A
SpamCop BLIPv6 is not supported by this DNSBL
N/A
DroneBLIPv6 is not supported by this DNSBL
N/A
UCEPROTECT Level 1IPv6 is not supported by this DNSBL
N/A
ImportantReliable lists
UCEPROTECT Level 2IPv6 is not supported by this DNSBL
N/A
PSBLIPv6 is not supported by this DNSBL
N/A
BackscattererIPv6 is not supported by this DNSBL
N/A
SupplementaryAdditional coverage
Mailspike BLIPv6 is not supported by this DNSBL
N/A
Mailspike ZIPv6 is not supported by this DNSBL
N/A
JustSpamIPv6 is not supported by this DNSBL
N/A
TruncateIPv6 is not supported by this DNSBL
N/A
SpamRATS DynaIPv6 is not supported by this DNSBL
N/A
SpamRATS NoPtrIPv6 is not supported by this DNSBL
N/A
SpamRATS SpamIPv6 is not supported by this DNSBL
N/A
WPBLIPv6 is not supported by this DNSBL
N/A

Risk Factors

no reverse dns

WHOIS Registration

IP registration and ownership data

ARIN

Network Details

IP Range

2603:1000::/24

Network Name

MSFT

Handle

NET6-2603-1000-1

Registry (RIR)

ARIN(North America)

Description

To report suspected security issues specific to traffic emanating from Microsoft online services, including the distribution of malicious content or other illicit or illegal material through a Microsoft online service, please submit reports to: For SPAM and other abuse issues, such as Microsoft Accounts, please contact: * abuse@microsoft.com. To report security vulnerabilities in Microsoft products and services, please contact: * secure@microsoft.com. For legal and law enforcement-related requests, please contact: * msndcc@microsoft.com For routing, peering or DNS issues, please contact: * IOC@microsoft.com

Registration Dates

Registered

Jun 5, 2014

Last Updated

Jun 5, 2014

Contacts

Organization

Microsoft Corporation

One Microsoft Way, Redmond, WA, 98052, United States

Abuse Contact

Microsoft Abuse Contact

abuse@microsoft.com

+1-425-882-8080

Queried 9/22/2026, 8:08:09 PM · 1312ms

REST API

Get comprehensive IP intelligence via API — geolocation, threat analysis, ASN data, and WHOIS.

import RequestGuard from "@requestguard/js";

const rg = RequestGuard({ apiKey: "YOUR_API_KEY" });
const result = await rg.connection({ ip: "2603:1010:3:3::5b" });

console.log(result);
Shared monthly lookup allowance Authentication: API Key Explore Lookups & API →