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GAGNLEG VERKFÆRI, NETPRÓFANIR OG GAMAN

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Reiknivélar, netprófanir og skemmtilegir leikir. Ókeypis og án aðgangs.

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Percentage change

Compare two numbers as a percentage.

Enter your details and see the result immediately. Always verify important decisions.

Formula or assumption(new − old) ÷ old × 100
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46 tools
FREE NETWORK TOOLS

Understand your internet connection.

Check your public IP address and the SSL/TLS certificate chain of a website. No account needed.

2 network tools

Athuga IP-tölu

Ókeypis verkfæri: Athuga IP-tölu. Sláðu inn gildi til að sjá niðurstöðu.

Open alternative IP checker

This IP check runs on the Omnivumo server using the public connection address. Country is estimated from the local IP-country database. Provider, ASN, exact city and VPN/Tor status are not independently verified.

This IP check runs on the Omnivumo server using the public connection address. Country is estimated from the local IP-country database. Provider, ASN, exact city and VPN/Tor status are not independently verified.

Athuga SSL-vottorð

Ókeypis verkfæri: Athuga SSL-vottorð. Sláðu inn gildi til að sjá niðurstöðu.

Alternative: detailed SSL Labs test

This certificate check runs on the Omnivumo server and opens a direct TLS connection to the public hostname you enter. Private and local network targets are blocked; revocation and a full browser trust assessment are not performed.

This certificate check runs on the Omnivumo server and opens a direct TLS connection to the public hostname you enter. Private and local network targets are blocked; revocation and a full browser trust assessment are not performed.

What is a certificate chain?

A site commonly has a leaf certificate, intermediate certificates and a trusted root CA. Browsers may judge trust differently from the scanner.

WHY OMNIVUMO?

Einfaldir útreikningar

Made to give you clarity with no accounts or complicated forms.

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Instant results

Results update as soon as you change a value.

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Numbers you enter stay in your browser and are not sent anywhere.

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Algengar spurningar

Quick answers to common questions.

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IP Geolocation by DB-IP
Enn er unnið að þessari tungumálaútgáfu: sum sérfræðihugtök og lagalegar upplýsingar geta verið á ensku. Staðfestu mikilvægar niðurstöður.