applinks.org
Observed Jul 28, 2026, 07:12 UTC (1d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.
Not responding
Email byProofpoint
IPv6 · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat applinks.org actually stands on - every host below is a signed observation
applinks.org
A / AAAA
31.13.66.42a03:2880:f381:8d:face:b00c:0:2
2a03serves the site
NS
a.ns.facebook.comb.ns.facebook.comc.ns.facebook.comd.ns.facebook.com
facebook.comanswers its DNS
MX
mxb-00082601.gslb.pphosted.commxa-00082601.gslb.pphosted.com
Proofpointreceives its email
DNS Records
A 1
31.13.66.4
AAAA 1
2a03:2880:f381:8d:face:b00c:0:2
MX 2
10mxb-00082601.gslb.pphosted.com10mxa-00082601.gslb.pphosted.com
TXT 3
MS=ms99003122v=spf1 redirect=_spf.fb.comv=DMARC1; p=reject; pct=100; rua=mailto:a@dmarc.facebookmail.com;
NS 4
a.ns.facebook.comb.ns.facebook.comc.ns.facebook.comd.ns.facebook.com
SOA 1
a.ns.facebook.com dns.facebook.com
TLS Certificates (0)
None.
Subdomains (0)
None observed.
The proof
Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_54b6346881c58bf7- Output Hash
6407142cc70ac40916a8e81189cb67427e17332f3ae6be110e5ee6b4173e7fe4- Signature
ed25519:55fea202e114a537bb7142de8784e3ac6471a404781202606fa209dbb04a3ca30f0e01ca7b5a8cb32c4cce8a5cc266781e37cb85c34764c9b116cf68fc78f604- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast