b.root-servers.net DNS records

A IPv4 address
41d 16h
170.247.170.2
B.Root-Server-OPS
AS394353
Anycast IP
Served from multiple locations
AAAA IPv6 address
41d 16h
2801:1b8:10::b
B.Root-Server-OPS
AS394353
Anycast IP
Served from multiple locations
CNAME Canonical name
3h
b.root-servers.net has no CNAME records.
TXT Human readable text
41d 16h
b.root-servers.net has no TXT records.
MX Mail server
41d 16h
b.root-servers.net has no MX records.
NS Authoritative DNS server
41d 16h
b.root-servers.net has no NS records.
NS records for this zone are defined at root-servers.net.
NS records for root-servers.net
SOA Start of authority
41d 16h
Zone apex
Start of authority
Email
[email protected]
Serial
2026021900
Refresh
4h
Retry
2h
Expire
14d
Negative cache TTL
41d 16h

Other record types

A AAAA AFSDB APL AXFR CAA CDNSKEY CDS CERT CNAME CSYNC DHCID DLV DNAME DNSKEY DS EUI48 EUI64 HINFO HIP HTTPS IPSECKEY IXFR KEY KX LOC MX NAPTR NS NSEC3 NSEC3PARAM NSEC NXT OPENPGPKEY OPT PTR RP RRSIG SIG SMIMEA SOA SPF SSHFP SVCB SRV TA TKEY TLSA TSIG TXT URI ZONEMD