duolingo.com
The domain duolingo.com answers at IP address 3.95.82.71. The domain DNS is managed by Amazon Route 53, which decides where each subdomain points. Mail for duolingo.com goes through 7 servers; the highest priority one is aspmx.l.google.com. It also publishes 24 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 3.95.82.71 27s
- 18.209.181.30 27s
- 52.204.255.172 27s
- 98.87.134.165 27s
- 98.95.124.137 27s
- 54.196.223.125 27s
MX MX records
- 10 aspmx.l.google.com 300s
- 20 alt1.aspmx.l.google.com 300s
- 20 alt2.aspmx.l.google.com 300s
- 30 aspmx2.googlemail.com 300s
- 30 aspmx3.googlemail.com 300s
- 30 aspmx4.googlemail.com 300s
- 30 aspmx5.googlemail.com 300s
NS NS records
- ns-1020.awsdns-63.net 13919s
- ns-1117.awsdns-11.org 13919s
- ns-1904.awsdns-46.co.uk 13919s
- ns-247.awsdns-30.com 13919s
TXT TXT records
- anthropic-domain-verification-z4335b=YssTBALPY7K784Sri4FjVHjd3 2015s
- _unk4dr4wfi8ewll15dm34quued295mb 2015s
- _vg2bua41v8x489g1y55hg3hr4h3qmj0 2015s
- aliyun-site-verification=1acfc148-50be-45c8-a021-3c933fc8eff9 2015s
- stripe-verification=c8d270a115adc8c5a0a84fb24e17b7d05f66aad648d01e86f15548c6d0254ff5 2015s
- jetbrains-domain-verification=bt8q7duih10l9pmf5fo5yy8wf 2015s
- rippling-domain-verification=9692f0635321f04d 2015s
- google-site-verification=975UaH3lkKONB88HjWDDg34p8cdCqyTVSq_KGBAXrmU 2015s
- klaviyo-site-verification=TGmZS7 2015s
- h1-domain-verification=sjPBeaGqQwEe8YhJ3W8JVNJa7WDQFAzc6AHkURoErkh324Yy 2015s
- atlassian-sending-domain-verification=423a5faf-1cfa-4704-a38a-f7adae302dd6 2015s
- slack-domain-verification=iuNWYimCCkEpnistAJvWc4YOZF8izoZ23TCDek0I 2015s
- spacelift-domain-verification=519xtPXm 2015s
- pardot_208162_*=610bfb45f202232a79db94c298b30d14332a62a6894e695b025fa7949d7b03fa 2015s
- e622flctk14s3cs3ccdauh8uth 2015s
- openai-domain-verification=dv-A4cFxdrYIEodfG6UiQU0qxnT 2015s
- v=spf1 ip4:100.25.59.11 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 ip4:52.73.203.75 ip4:52.70.130.33 include:amazonses.com include:_spf.google.com include:_spf.salesforce.com include:mail.zendesk.com include:aspmx.pardot.com ~all 2015s
- openai-domain-verification=dv-ieCpefZUqvVQwb8f7o4SlFye 2015s
- apple-domain-verification=bMPI889zOgALUenN 2015s
- MS=ms66530579 2015s
- amazonses:+SIz2NZPqYri3C+PSIyKShZIbuI4rNpbLlES7lmvpu4= 2015s
- klaviyo-site-verification=RKdcF3 2015s
- pardot_208162_*=c15d5cb1b9f31e26058e1f30bda9e5d65c57cfeea37b34af8e1dd88474460e90 2015s
- docker-verification=b4ead4c5-fd66-42a5-a684-8f2e7f4c1417 2015s
SOA SOA records
- ns-1020.awsdns-63.net 900s
What each record means
- A and AAAA: the server IP address, in IPv4 and IPv6.
- MX: the servers that receive the domain mail. The number is the priority; the lowest is tried first.
- NS: the name servers, which have the final say over the domain DNS.
- TXT: free text. Mostly used for SPF, DKIM and DMARC, and to verify ownership with third parties.
- TTL: how many seconds the record may be cached before asking again.
Checked 3 hours ago.