DOMAINS CHANGES SERVICES CERTS API

langchain.com

Observed 2026-06-13T08:01:56.673Z (4h ago). Every field below was attested with an Ed25519 signature at scan time.

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Ed25519 Receipt

Receipt ID
4e1505ba-719b-4233-9d58-7917d8e493fd
Output Hash
f57c47dd926f30a809cb34af2eb38272337c72ab864a14af78756db82a2e74dd
Signature
ed25519:c73b77543973c653f9e835c68375c3cea8e9b60b9c996709a669906b6a40a2b50a63dffbb3fb1768a89b1ec6b49e5e5aff166daf95cf37503503865bc432af06
Public Key
ed25519:d3f6015a95abdad7e8166ad80938a5885500170bb75f8cdb425b8fd2772bec29
Parent
(genesis)
Plane
fast
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DNS Records

A 1

  • 198.202.211.1

MX 1

  • {"priority":1,"exchange":"smtp.google.com"}

TXT 9

  • xbuvf8ogot
  • MS=ms60202630
  • linkedin-site-verification=f15545d4-d50f-424a-9076-ceebd5e91424
  • google-site-verification=d192uA19ZkwkREu9NZKM9hxDB1t90uIMHp5gFbBBuzw
  • google-site-verification=nezqC2hbpeFSFJDIKE_6_ADSKsl4j9dTvwk782NSL9E
  • google-site-verification=wP16h2Joxep73RW-Hb8fneAizDK4FCn_6a4DnsbOdrM
  • google-site-verification=wUPxN5SwJJSQGceU6cVjpkHI-08DZaqJSlAgg_55nj4
  • v=spf1 include:_spf.google.com include:242623570.spf06.hubspotemail.net include:servers.mcsv.net ~all
  • 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

NS 4

  • ns-cloud-c1.googledomains.com
  • ns-cloud-c2.googledomains.com
  • ns-cloud-c3.googledomains.com
  • ns-cloud-c4.googledomains.com

SOA 1

  • {"mname":"ns-cloud-c1.googledomains.com","rname":"cloud-dns-hostmaster.google.com","serial":2,"refresh":21600,"retry":3600,"expire":259200,"minimum":300}

CAA 9

  • {"flag":0,"tag":"issue","value":"\"amazon.com\""}
  • {"flag":0,"tag":"issue","value":"\"digicert.com; cansignhttpexchanges=yes\""}
  • {"flag":0,"tag":"issue","value":"\"letsencrypt.org\""}
  • {"flag":0,"tag":"issue","value":"\"pki.goog; cansignhttpexchanges=yes\""}
  • {"flag":0,"tag":"issue","value":"\"sectigo.com\""}
  • {"flag":0,"tag":"issuewild","value":"\"digicert.com; cansignhttpexchanges=yes\""}
  • {"flag":0,"tag":"issuewild","value":"\"letsencrypt.org\""}
  • {"flag":0,"tag":"issuewild","value":"\"pki.goog; cansignhttpexchanges=yes\""}
  • {"flag":0,"tag":"issuewild","value":"\"sectigo.com\""}

TLS Certificates (3)

Common NameIssuerExpires
langchain.com C=US, O=Google Trust Services, CN=WE1 Sat, 01 Aug 2026 03:44:35 +0000
WE1 C=US, O=Google Trust Services LLC, CN=GTS Root R4 Tue, 20 Feb 2029 14:00:00 +0000
GTS Root R4 C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA Fri, 28 Jan 2028 00:00:42 +0000

Subdomains (0)

None observed.