Check DNS entries

Fill up the domain name and choose the desired DNS entry to be returned

Check DNS records A

  • 104.21.112.1
  • 104.21.32.1
  • 104.21.16.1
  • 104.21.96.1
  • 104.21.64.1
  • 104.21.48.1
  • 104.21.80.1

Geolocation: United States DNS propagation


DNS propagation

Spain

Italy

United Kingdom

United States

Portugal

France

Egypt

Ukraine

Canada

China

Finland

Mexico

Norway

Philippines

Thailand

Additional info

  • Continent: NA
    Country (ISO): US
    Country (ISO3): USA
    Country: United States
  • City:
    Postal code:
    Latitude: 37.750999450684
    Longitude: -97.821998596191
  • Time: Jul 1, 2025
    Date: 12:23 AM


Trace data

Hop Hostname Asn Loss (%) Sent Avg (ms) Best (ms) Worst (ms) Stddev
1 ip-172-18-0-1.ec2.internal (172.18.0.1) AS??? 0 2 0.048 0.031 0.065 0.024
2 244.5.1.19 AS??? 0 2 12.837 3.404 22.27 13.34
3 240.3.20.64 AS??? 0 2 0.41 0.392 0.429 0.025
4 240.0.236.5 AS??? 0 2 196.1 148.22 243.99 67.721
5 100.100.4.78 AS??? 0 2 8.092 0.865 15.32 10.22
6 52.95.216.151 AS16509 50 2 1.325 1.325 1.325 0
7 173.245.63.115 AS13335 0 2 7.828 1.13 14.526 9.472
8 104.21.64.1 AS13335 0 2 0.812 0.809 0.816 0.005

DNS Tests

  • Authoritative DNS servers match NS records
    All nameservers respond as expected.
  • All authoritative DNS servers must have the same SOA
    SOA records match across NS servers.
  • Zone should not be transferable via AXFR
    AXFR zone transfers are disabled.
  • Recommended number of NS records
    Between 2 and 7 NS records.
  • GLUE records are correctly configured
    NS IPs resolve properly for in-zone NS.
  • DNSSEC protection
    Domain has valid RRSIG DNSSEC record.

IP geolocated in
United States

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