---
type: "Public Data API"
title: "Federal inventory of historical routes in Switzerland (IHR)"
description: "The inventory of historical routes in Switzerland (IHR) contains comprehensive information about the course of the historical routes, their history, their condition and their importance in terms of the Natural Culture and Heritage Act (NCHA)."
resource: "https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat"
timestamp: "2026-10-23T14:26:56.296Z"
slug: "federal-inventory-of-historical-routes-in-switzerland-ihr"
verification_state: "VERIFIED"
free_access_class: "FREE_NO_AUTH"
auth_type: "NONE"
country_code: "CH"
geographic_scope: "NATIONAL"
confidence: 0.4
canonical: "https://c0mm0.com/entry/federal-inventory-of-historical-routes-in-switzerland-ihr/"
---

# Federal inventory of historical routes in Switzerland (IHR)

The inventory of historical routes in Switzerland (IHR) contains comprehensive information about the course of the historical routes, their history, their condition and their importance in terms of the Natural Culture and Heritage Act (NCHA). The IHR consists of two parts: the federal inventory and…

# Access

| Property | Value |
| --- | --- |
| Access | Free no auth |
| Authentication | None |
| Homepage | http://data.europa.eu/88u/dataset/70b6e2ac-c7ea-4699-a22e-65792aa3b0b9-bundesamt-fur-strassen-astra |
| Documentation | http://data.europa.eu/88u/dataset/70b6e2ac-c7ea-4699-a22e-65792aa3b0b9-bundesamt-fur-strassen-astra |
| Repository | — |

# Verification

| Property | Value |
| --- | --- |
| State | VERIFIED |
| Last verified | 2026-10-23T14:26:55.970Z |
| Latency p50 | 986 ms |
| Latency p95 | — |
| Consecutive successes | 20 |

# Citations

[1] [https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat](https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat) — primary source
[2] [https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat](https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat) — country_code, claimed, confidence 0.9
[3] [https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat](https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat) — description, claimed, confidence 0.9
[4] [https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat](https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat) — docs_url, claimed, confidence 0.9
[5] [https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat](https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat) — homepage_url, claimed, confidence 0.9
[6] [https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat](https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat) — institution_id, inferred, confidence 0.6
[7] [https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat](https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat) — name, claimed, confidence 0.9
[8] [https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat](https://api3.geo.admin.ch/rest/services/api/MapServer/ch.astra.ivs-nat) — primary_source_url, measured, confidence 0.9