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Questions tagged [iana]

IANA is the Internet Assigned Numbers Authority. Use this tag only in conjunction with another tag, such as timezone or dns.

The IANA functions coordinate the Internet’s globally unique identifiers, and are provided by Public Technical Identifiers, an affiliate of ICANN.

It provides:

  • Domain Names (DNS Root Zones, etc.)
  • Number Resources (IP Addresses, AS Numbers)
  • Protocol Assignments (registered port numbers)
  • Time Zone Database (for time zone names like America/New_York)
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What is the shortest reserved (example) domain

IANA has a list of reserved domains, in tests and documenation. Most famous are probably example.com and example.org. For documentation and designs of a system that uses very short URLS, I'm looking for a t.co or bit.ly equivalent. I could not find…
berkes
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Timezones abbreviations

The client wants to see windows timezones, the ones at Time column here https://support.microsoft.com/en-us/help/973627/microsoft-time-zone-index-values except with UTC instead of GMT. And also wants to see abbreviations. But I can't find any…
ogbofjnr
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Using datetime, latitude and longitude need of offset with/without DST using Zdump IANA

there are a lot of questions regarding this timezone, I am in need to get the offset such as +5.5, +6.0, etc., using the time, latitude, and longitude, I want to use the zdump of IANA databases, with the script of python, don't want to use the pytz…
Aravindh PyDev
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Why not use random OIDs in LDAP models?

LDAP models often has this format (here, the definition for an attribute): olcAttributeTypes: ( 1.3.6.1.4.1.40805.2.1.3 NAME 'authzAccessTokenEncoding' DESC 'OAuth 2.0 access token encoding' EQUALITY caseExactMatch ORDERING…
azmeuk
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what are the last digits in javascript new Date() object

when I execute the following line in Node > let x = new Date() > x i get something like 2020-06-04T21:51:08.059Z what is .059Z and how would it translate to GMT timezone?
nightograph
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What is the finest granularity of geo-location that is reliable?

Reading an article this morning I noted a legal case where a service provider was required to discriminate between users from different countries based on IP addresses. I know that Internet Assigned Numbers Authority (IANA) gives IP addresses in…
this.josh
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Is it possible to remove entire / entries from tzdb.dat?

I know it is possible to use tzupdater.jar to update a timezone database in the JVM, and I've no doubt that changing daylight savings times (by editing rules in the IANA database) is a fairly easy thing to do. However, and regardless of whether or…
Gaz
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Given local DateTime and lat/lon, how to determine a timezone and offset in NodeJs?

In the past I implemented C# library which, given local DateTime and lat/lon, allowed to determine a timezone and offset. I did the following: downloaded shapefiles from efele.net/maps/tz imported them into SQL Server used them to get tzid from…
vkelman
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Valid host ip address

I am now maintaining a piece of code that has a warning not to use the value 0 or 255 in an IP address for hosts. Can someone help and shed some light on the restriction, if any, on IP address for host? It is mandatory to backup the info from a…
Randall Flagg
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How can I merge an existing git repo to pull contents from a grandpa repo?

I am working on a custom modification of the tzdata package. Before knowing how to use git, I used to customize the server by modifying files directly on the server. Now I learnt to use git in this company, and I found the "tzdat-au" repo from the…
Tom K. C. Chiu
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In LDAP, do we really need to register the custom attribute with IANA to get a OID

What is the problem in using a self-generated OID? I believe it only has to be unique across the system right? And I am only using a single LDAP server.
n3o
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Theoretical network protocol with ports higher than 65535

to settle an argument at work. Is it possible, in theory, to create a network protocol with ports higher than 65535 and get it approved by IANA ? if not, why not ?
Oren
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About first national top level domains in Europe

I have read that some of the first TLD where registered back in 90s, including .cz, .pl and other. So domain .SU was. That was domains for national needs. But who have rights to become a maintainer of national domain? How that procedure looks…
Evgeniy Jetto
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Size of IPv4 Pools assigned to RIRs

I downloaded the latest delegated File from the Ripe RIR. delegated file ripe There are lines…
John Smithv1
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How to make DNS accessible to public

So I configured an authoritative name server after reading pages after pages of text regarding the standards of the server and its security. Question is how do I make my server accessible to the public such that they don't need to add my name server…
Shirofuji
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