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AS34156
BAHN-AS-BLN DB Systel GmbH Announcing routesAS nameBAHN-AS-BLN
OrganisationBAHN
Registry (RIR)RIPE NCC
HandleAS34156
RangeAS34156
Registered05 Nov 2004
Last changed20 Oct 2026
Abuse contact[email protected]
2IPv4 prefixes
1IPv6 prefixes
2Upstreams
1Downstreams
Downstreams
| AS | Network name | Visibility |
|---|---|---|
| AS35368 | AS-DBNETZ DB InfraGO AG | 504 |
IPv4 prefixes (2)
IPv6 prefixes (1)
RPKI-validate all prefixes of AS34156
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | BAHN | BAHN | ||
| administrative, technical | Rene Balazs | DSK4-RIPE | +49 69 265 48851 | Deutsche Bahn / DB Systel GmbH, Kleyerstrasse 27, D60329 Frankfurt am Main |
| registrant | DB Systel GmbH | ORG-DBAD1-RIPE | +496926548851 | Jürgen-Ponto-Platz 1, D-60329, Frankfurt am Main, GERMANY |
| registrant | RIPE-NCC-END-MNT | RIPE-NCC-END-MNT | ||
| abuse | Deutsche Bahn Abuse handler | DBAB666-RIPE | [email protected] | DB Systel GmbH, Jürgen-Ponto-Platz 1, D-60329, Frankfurt am Main, Germany |
| registrant | BAHN | BAHN | ||
| administrative | Rene Balazs | DSK4-RIPE | +49 69 265 48851 | Deutsche Bahn / DB Systel GmbH, Kleyerstrasse 27, D60329 Frankfurt am Main |
| technical, administrative | Rene Balazs | RB45915-RIPE | +49 69 265 48851 | Deutsche Bahn / DB Systel GmbH, Kleyerstrasse 27, D60329 Frankfurt am Main |
Raw registry response
{
"handle": "AS34156",
"startAutnum": 34156,
"endAutnum": 34156,
"name": "BAHN-AS-BLN",
"status": [
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},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
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}
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{
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{
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},
{
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}
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"objectClassName": "entity"
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{
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],
[
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[
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},
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{
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"href": "https://rdap.db.ripe.net/entity/DSK4-RIPE"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
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}
],
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],
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]
]
],
"roles": [
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],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/RB45915-RIPE"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
}
],
"objectClassName": "entity"
}
],
"remarks": [
{
"description": [
"-------------------------------------",
"In case of trouble please contact",
"the NOC (7/24h) of German Railway at",
"+49 (0) 69/265-17344 or send an EMail",
"to [email protected]"
]
}
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "rdap-up",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS34156",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "rdap-up rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS34156?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "rdap-down",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-down/AS34156",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "rdap-top",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS34156",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "rdap-top rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS34156?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "rdap-bottom",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-bottom/AS34156",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "self",
"href": "https://rdap.db.ripe.net/autnum/34156",
"type": "application/rdap+json"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2004-11-05T12:23:30Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-10-20T14:37:23Z"
}
],
"rdapConformance": [
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"rirSearch1",
"autnums",
"cidr0",
"rdap_level_0",
"nro_rdap_profile_0",
"redacted"
],
"notices": [
{
"title": "Filtered",
"description": [
"This output has been filtered."
]
},
{
"title": "Whois Inaccuracy Reporting",
"description": [
"If you see inaccuracies in the results, please visit:"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "inaccuracy-report",
"href": "https://www.ripe.net/contact-form?topic=ripe_dbm&show_form=true",
"type": "text/html"
}
]
},
{
"title": "Source",
"description": [
"Objects returned came from source",
"RIPE"
]
},
{
"title": "Terms and Conditions",
"description": [
"This is the RIPE Database query service. The objects are in RDAP format."
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/34156",
"rel": "terms-of-service",
"href": "http://www.ripe.net/db/support/db-terms-conditions.pdf",
"type": "application/pdf"
}
]
}
],
"port43": "whois.ripe.net",
"objectClassName": "autnum",
"redacted": [
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='DSK4-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='ORG-DBAD1-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='DBAB666-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
}
]
}Results come from public internet registries and live global routing data. Results are cached for up to an hour. Lookups are logged with your IP address to prevent abuse — see our Privacy Policy.