//lookup/

github.com

Demo fallback
Resolver
queried in · all match
Domaingithub.comloading registration data
DNSSEC CheckingQuerying DS and DNSKEY records
NameserversCheckingQuerying authoritative nameservers
Mail provider CheckingQuerying MX, SPF and DMARC
CAA issuanceCheckingQuerying certificate authority records
type any to filter
A
IPv4 addresses
1 record · TTL 60s
NameTTLValue
github.com60
140.82.114.4
🇺🇸 Ashburn, US
AAAA
IPv6 addresses
4 records · TTL 60s
NameTTLValue
github.com60
2606:50c0:8000::153
github.com60
2606:50c0:8001::153
github.com60
2606:50c0:8002::153
github.com60
2606:50c0:8003::153
MX
Mail exchangers
5 records · TTL 3600s
NameTTLPrioValue
github.com36001
aspmx.l.google.com.
github.com36005
alt1.aspmx.l.google.com.
github.com36005
alt2.aspmx.l.google.com.
github.com360010
alt3.aspmx.l.google.com.
github.com360010
alt4.aspmx.l.google.com.
NS
Authoritative nameservers
8 records · TTL 172800s
NameTTLValue
github.com172800
dns1.p08.nsone.net.
github.com172800
dns2.p08.nsone.net.
github.com172800
dns3.p08.nsone.net.
github.com172800
dns4.p08.nsone.net.
github.com172800
ns-1283.awsdns-32.org.
github.com172800
ns-421.awsdns-52.com.
github.com172800
ns-1707.awsdns-21.co.uk.
github.com172800
ns-520.awsdns-01.net.
TXT
Text records (SPF, DKIM, verifications)
5 records · TTL 3600s
NameTTLValue
github.com3600
"v=spf1 ip4:192.30.252.0/22 include:_spf.google.com include:esp.github.com ~all"
SPF~all (soft-fail)2 includes · 1 ip4
github.com3600
"MS=ms44452932"
github.com3600
"google-site-verification=UTM-3akMb2..."
verification
github.com3600
"apple-domain-verification=H8VBGyHsXC"
verification
github.com3600
"atlassian-domain-verification=jjr..."
verification
SOA
Start of authority
1 record · TTL 900s
NameTTLValue
github.com900
dns1.p08.nsone.net. hostmaster.nsone.net. 1717082890 43200 7200 1209600 3600
CAA
Certificate authority authorization
5 records · TTL 3600s
NameTTLValue
github.com3600
0 issue "digicert.com"
github.com3600
0 issue "globalsign.com"
github.com3600
0 issue "letsencrypt.org"
github.com3600
0 issuewild ";"
github.com3600
0 iodef "mailto:dns-abuse@github.com"