duckhead.com
Observed Jul 29, 2026, 03:09 UTC (13h 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.
Guarded by a firewall
Runs onCloudflare
Email byProofpoint
Secured byLet's Encrypt
Also usesDocuSignAtlassianFacebook/MetaGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat duckhead.com actually stands on - every host below is a signed observation
duckhead.com
A / AAAA
23.227.38.64
Cloudflareserves the site
NS
eur2.akam.neteur5.akam.neteur6.akam.netasia3.akam.net+4 more
akam.netanswers its DNS
MX
mxb-00334801.gslb.pphosted.commxa-00334801.gslb.pphosted.com
Proofpointreceives its email
TLS
duckhead.com
Let's Encryptissued its certificate
DNS Records
A 1
23.227.38.64
MX 2
10mxb-00334801.gslb.pphosted.com10mxa-00334801.gslb.pphosted.com
TXT 16
shopify-verification-code=RxXNgQ5v1CYcn1hoXZHDrSZz9mSvAzdocusign=4890d41b-aa58-463e-935b-78bb5df72120v=spf1 ip4:148.163.135.162/32 ip4:148.163.139.173/32 ip4:148.163.156.115/32 ip4:148.163.158.69/32 include:shops.shopify.com include:spf.protection.outlook.com include:em.yotpo.com ~allopenai-domain-verification=dv-nOWDdX64JhpNisG8vhlCVdSOanthropic-domain-verification-49n537=4W6B37cJEXuO5VPC5sHSnEk5uatlassian-domain-verification=WTFHmyPfpH1N8dHj2Z74eTkqXNUaCbynmC3XVFwyOwIFyId6Y18mxGTZPYeXurVy_qwwfhsdtan818w8yymqoofyv5dv9u9psmartsheet-site-validation=QEOxFyH_7PaT8ePV-fdiKaVHh-xzR_YIfacebook-domain-verification=fz64id4fjwy8icgacrnt35wvy77jbohave-i-been-pwned-verification=dweb_i22mwu6y9a2xp30vhw985ymz
NS 8
eur2.akam.neteur5.akam.neteur6.akam.netasia3.akam.netns1-95.akam.netusw1.akam.netuse4.akam.netns1-181.akam.net
SOA 1
use4.akam.net security.oxfordinc.com
CAA 5
issue "globalsign.com"iodef "mailto:CAA-reject@oxfordinc.com"issue "letsencrypt.org"issue "identrust.com"issue "digicert.com"
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
duckhead.com |
C=US, O=Let's Encrypt, CN=YE1 | Tue, 15 Sep 2026 23:31:02 +0000 |
YE1 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
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_eef58233165d5b4e- Output Hash
d0f2261f38142f86af37b9d4939bfd1edd4db6d9eed3d0134c005e5dd51290dc- Signature
ed25519:ef48fb01aa349d588defcca503893f8bc384013c743c99fa0d56b917ce234f2def2d11fe3059af5893284f6a07e6304fa0ca181b9817e8784993535335516402- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast