indexo.dev

langchain.dev

.dev crawl

First seen 2026-04-22 · Last seen 2026-05-12 · ok HTTP 200 2405 ms crawled 2026-05-15

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 100/100

DNS records live

NS
  • ns-cloud-d1.googledomains.com
  • ns-cloud-d2.googledomains.com
  • ns-cloud-d3.googledomains.com
  • ns-cloud-d4.googledomains.com
MX
  • 1 smtp.google.com
TXT
Show 16 TXT records
  • stripe-verification=615A58B2B93148BCA2623FAAF4A4C9C783E3C4058767171585FA1BD37677E8C5
  • anthropic-domain-verification-3ztt88=QlupmkjoLSVO7tygdvnG3EmK1
  • pylon-domain-verification-4609k3=XlulM6zvAHo562xF3V2QoWvcS
  • pylon-domain-verification-av8d96=vo2srXWIl2NaLT4rmeticvUgY
  • notion-domain-verification=4zl8qlIoTYHDN1Ydjrc9t04Oj8iwHx2s19cx4I2XYGz
  • openai-domain-verification=dv-orYg62NuHB1Vn0UytI47V07Q
  • rippling-domain-verification=63fc83ef88a631a7
  • MS=ms50742513
  • google-site-verification=wr4UCEYzUuA1lg3MF2RFoRdF7AxRujOawehorKfkZ5M
  • google-site-verification=SVy_XbNG6D934Ddk7eA8OYT8ZAJsJJ7HH8NbrGnW5QA
  • airtable-verification=99d26aecd895b13e496517abcab67ce3
  • serval-domain-verification-rw5p3x=Cd0QhPSWTkp5SCySGlSZ6ZGhJ
  • anthropic-domain-verification-wt0nhq=bqHwuIoSWLrhkUt8yvVtto2TF
  • zapier-domain-verification-challenge=16ecd422-3243-4437-8a6c-6efd15469790
  • docusign=4f4d6f77-81d2-41d8-80ac-683fa0497944
  • google-site-verification=qXmxMrns9veyEoIF9R4jPtxYd10g5NtziTQb8YCR9Mg

Email authentication strong

SPF
v=spf1 include:_spf.google.com include:242623570.spf06.hubspotemail.net include:servers.mcsv.net include:_spf.salesforce.com ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; sp=reject; pct=100; adkim=r; aspf=r; rua=mailto:postmaster@langchain.dev,mailto:254220@dmarcmntr.com; ruf=mailto:254220@dmarcmntr.com; fo=1
policy: reject (enforced) · sp=reject
DKIM
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC7yHgmcsayaH2dKDoDa3npG6Vc5gahih7W6lvGBI5gKp6Jm7wuz/zd4T4YbG/R5vCrz/kpb3ySE3l5QVVAc4…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R13
from 2026-03-27 to 2026-06-25
Expires in 38 days

Full certificate history on crt.sh ↗

Linked from (1)