FACEBOOK.COM

Specialized Nameserver Analysis

Nameserver Analysis Tool

Advanced nameserver analysis focusing on performance, geolocation, redundancy, and DNS server infrastructure.

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Nameserver Summary

Total Nameservers
4 found
Active Nameservers
4 active
Query Time
1463.56ms
Avg Response Time
22.38ms
Redundancy Score
90/100
Countries
3
IP Types
IPv4: 4
IPv6: 0

Geographic Distribution

Belgium (1) United States (2) United Kingdom (1)

Nameserver Details

Nameserver 1 Primary
a.ns.facebook.com
129.134.30.12
a.ns.facebook.com
Active
55.55ms
Brussels , Brussels Capital
Belgium (BE)
Facebook, Inc.
Nameserver 2 Primary
b.ns.facebook.com
129.134.31.12
b.ns.facebook.com
Active
21.04ms
Portland , Oregon
United States (US)
Facebook, Inc.
Nameserver 3 Primary
d.ns.facebook.com
185.89.219.12
d.ns.facebook.com
Active
1.67ms
London , England
United Kingdom (GB)
Facebook, Inc.
Nameserver 4 Primary
c.ns.facebook.com
185.89.218.12
c.ns.facebook.com
Active
11.27ms
Sterling , Virginia
United States (US)
Facebook, Inc.

Performance Analysis & Recommendations

Performance Metrics

Redundancy Score 90/100
Excellent redundancy and reliability
Average Response Time 22.38ms
Excellent response time
Geographic Distribution 3 countries
Excellent geographic diversity

Recommendations

No IPv6 Support

Consider adding IPv6-enabled nameservers for future-proofing.

About Nameserver Analysis

Nameservers are specialized servers that handle DNS queries for a domain. They contain the authoritative DNS records and are responsible for resolving domain names to IP addresses.

Our nameserver analysis tool provides comprehensive information about the DNS servers configured for a domain, including their IP addresses, DNS records, and WHOIS information.

Nameserver Analysis Tool

What is Nameserver Analysis?

Nameserver analysis is a specialized tool that examines the DNS servers responsible for resolving domain names to IP addresses. These servers contain the authoritative DNS records and are crucial for the proper functioning of any domain on the internet.

Our comprehensive nameserver analysis tool provides detailed information about the DNS servers configured for a domain, including their IP addresses, DNS records, WHOIS information, and performance characteristics.

Key Analysis Features

  • Nameserver Discovery: Identify all DNS servers for a domain
  • IP Address Resolution: Get IP addresses of nameservers
  • DNS Records: View complete DNS configuration
  • WHOIS Information: Get registration details for nameservers

How Nameservers Work

Nameservers are the backbone of the Domain Name System (DNS). When you visit a website, your computer queries these servers to find the IP address associated with the domain name.

DNS Resolution Process:

  1. 1. User enters domain name in browser
  2. 2. Local DNS resolver queries root nameservers
  3. 3. Root servers direct to TLD nameservers
  4. 4. TLD servers direct to domain nameservers
  5. 5. Domain nameservers return IP address

Common Use Cases

  • DNS Troubleshooting: Identify DNS configuration issues
  • Performance Analysis: Check nameserver response times
  • Security Assessment: Verify nameserver security
  • Migration Planning: Plan DNS server changes
  • Compliance Verification: Ensure proper DNS setup
  • Technical Support: Assist with DNS-related issues

Understanding Nameserver Configuration

Proper nameserver configuration is essential for domain functionality:

Primary Nameservers

Main DNS servers that handle most queries and contain the authoritative DNS records.

Secondary Nameservers

Backup DNS servers that provide redundancy and load distribution for better reliability.

Geographic Distribution

Nameservers located in different regions for improved performance and disaster recovery.