duab.se
Observed Jul 29, 2026, 02:54 UTC (10h 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.
Up right now
Email byMicrosoft 365
Secured byAmazon
Also usesFacebook/MetaGoogle Search Console
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat duab.se actually stands on - every host below is a signed observation
duab.se
A / AAAA
108.157.4.26108.157.4.123108.157.4.46108.157.4.126+8 more
2600serves the site
NS
ns3.p201.dns.oraclecloud.netns2.p201.dns.oraclecloud.netns1.p201.dns.oraclecloud.netns4.p201.dns.oraclecloud.net
oraclecloud.netanswers its DNS
MX
duab-se.mail.protection.outlook.com
Microsoft 365receives its email
TLS
duab.se
Amazonissued its certificate
DNS Records
A 4
108.157.4.26108.157.4.123108.157.4.46108.157.4.126
AAAA 8
2600:9000:2315:7e00:8:89b1:ab00:93a12600:9000:2315:9200:8:89b1:ab00:93a12600:9000:2315:4e00:8:89b1:ab00:93a12600:9000:2315:ba00:8:89b1:ab00:93a12600:9000:2315:c800:8:89b1:ab00:93a12600:9000:2315:d600:8:89b1:ab00:93a12600:9000:2315:1e00:8:89b1:ab00:93a12600:9000:2315:8e00:8:89b1:ab00:93a1
MX 1
0duab-se.mail.protection.outlook.com
TXT 7
facebook-domain-verification=j4rjkecpvr2uohotzkhw5egotl2n3gv=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:mail.zendesk.com ip4:52.142.86.130 ip4:155.4.30.194 -allMS=ms65820019klaviyo-site-verification=RNje4vgoogle-site-verification=_ly9za6dMLrW1n9FKmX9qGHAR9KmiDrdYvTsL21oeOQgoogle-site-verification=Kp3gm3B1F8FvOqepp9fnNIntPZyQhYR-5fAD4nYsr9Mv=DMARC1; p=quarantine; pct=100; rua=mailto:re+z5tfvoa91kx@dmarc.postmarkapp.com; ruf=mailto:dmarc+ruf@duab.se; sp=none; aspf=r; ro=1
NS 4
ns3.p201.dns.oraclecloud.netns2.p201.dns.oraclecloud.netns1.p201.dns.oraclecloud.netns4.p201.dns.oraclecloud.net
SOA 1
ns1.p201.dns.oraclecloud.net registry.ports.net
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
duab.se |
C=US, O=Amazon, CN=Amazon RSA 2048 M04 | Fri, 05 Feb 2027 23:59:59 +0000 |
Amazon RSA 2048 M04 |
C=US, O=Amazon, CN=Amazon Root CA 1 | Fri, 23 Aug 2030 22:26:35 +0000 |
Amazon Root CA 1 |
C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2 | Thu, 31 Dec 2037 01:00:00 +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_8d18fcdbb87bb249- Output Hash
b4cad0ff26fce36383cfd5ac9185b9093f14d0fd73613dc8e74e5c2ef836707d- Signature
ed25519:61fc394fbf6ace55b36ff1333aa149ac4803f95df79bc170f93e7897559a4bf24505688f1d232e59314916f17826070448861f81c539c253f19b72c61796c602- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast