HTTP
Check
Status
Headers
curl
More tools
midgard tools
All tools
IP tools
Your IP address, IPv4 and IPv6 subnet calculators
ip.tools.midgard.com.hr
DNS
DNS records, reverse lookups, MX, SPF and DMARC checks
dns.tools.midgard.com.hr
Whois
Domain registration data via RDAP: registrar, dates, status, nameservers
whois.tools.midgard.com.hr
Mail headers
Email header analyzer: relay hops, delays, SPF, DKIM and DMARC results
mail.tools.midgard.com.hr
HTTP
current
Response headers, redirect chains, security headers, status codes
http.tools.midgard.com.hr
Certificates
Decode certificates, CSRs and keys; check the TLS chain of a host
cert.tools.midgard.com.hr
Apache
.htaccess and htpasswd generators, vhosts, log formats
apache.tools.midgard.com.hr
HAProxy
HAProxy config generator, ACL explainer and log parser
haproxy.tools.midgard.com.hr
Cron
Cron expressions in plain English, next run times
cron.tools.midgard.com.hr
chmod
File permissions: octal, symbolic and umask
chmod.tools.midgard.com.hr
Data
Format, validate and convert JSON, YAML, XML and CSV; JSONPath; diff
data.tools.midgard.com.hr
Text
Case, slugs, sorting and counting; Unicode inspector and invisible characters
text.tools.midgard.com.hr
Encode & hash
Base64, URL, HTML, JWT decoding, hashes and HMAC
encode.tools.midgard.com.hr
Bytes
Strings, integers and floats ↔ bytes, endianness
bytes.tools.midgard.com.hr
Regex
Test regular expressions: matches, groups, replace
regex.tools.midgard.com.hr
Converter
Units of every kind, number bases, bytes and floats
converter.tools.midgard.com.hr
Time
Unix timestamps, time zones, date formats and durations
time.tools.midgard.com.hr
Geo
Coordinates: decimal, DMS, UTM, HTRS96/TM, QTH locators; distance and bearing
geo.tools.midgard.com.hr
Color
HEX, RGB, HSL and OKLCH conversion, contrast checker
color.tools.midgard.com.hr
Generators
UUIDs, passwords, random numbers and placeholder text
gen.tools.midgard.com.hr
QR codes
QR codes for text, links, Wi-Fi and contacts, as SVG or PNG
qr.tools.midgard.com.hr
Modbus
Modbus RTU/TCP frames, CRC-16 and LRC, register addresses, serial timing
modbus.tools.midgard.com.hr
HR codes
OIB, IBAN, poziv na broj, JMBG and MB check digits
hr.tools.midgard.com.hr
HTTP status codes
Search
(code, name or words;
/
to focus)
Common mix-ups
The status code list needs JavaScript.