What is ASN AS219207?

ASN AS219207 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS219207?

AS219207 is listed under YIYUAN CHEN.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS219207 YIYUAN CHEN | IPGeolocation.io

ASN Lookup Tool

YIYUAN CHEN

CN 2 Routes

AS Data

AS219207

AS219207 – YIYUAN CHEN

AS Number	219207
AS Name	AS-FUYANG-SIQIN
Organization	YIYUAN CHEN (org-yc31-ripe)
Country	CN
Number of IPv4 Routes	0
Number of IPv6 Routes	2
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2026-07-15

ASN Intelligence API for production workflows

Use ASN data for AS219207 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a07:e000:20::/44	AS219207	YIYUAN CHEN	Service 53 IPv6 PA assignment by LIRBEE	~19×10²⁴
2a14:7581:5800::/40	AS219207	YIYUAN CHEN	Haohao Zhang	~309×10²⁴

Raw Whois Response

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS215130 - AS219547'

as-block:       AS215130 - AS219547
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2026-06-02T14:29:24Z
last-modified:  2026-06-02T14:29:24Z
source:         RIPE

% Information related to 'AS219207'

% Abuse contact for 'AS219207' is 'ahut0316@gmail.com'

aut-num:        AS219207
as-name:        AS-FUYANG-SIQIN
org:            ORG-YC31-RIPE
sponsoring-org: ORG-NDIT1-RIPE
admin-c:        RD10301-RIPE
tech-c:         RD10301-RIPE
import:         from AS213438 accept ANY
import:         from AS203446 accept ANY
export:         to AS213438 announce AS219207:AS-CUSTOMERS
mp-import:      afi ipv6.unicast from AS213438 accept ANY
mp-import:      afi ipv6.unicast from AS203446 accept ANY
mp-export:      afi ipv6.unicast to AS203446 announce AS219207:AS-CUSTOMERS
mp-export:      afi ipv6.unicast to AS213438 announce AS219207:AS-CUSTOMERS
export:         to AS203446 announce AS219207:AS-CUSTOMERS
remarks:        SMARTNET-DELTA-ASN-VERIFY-316-83117daf161c5a0c
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         YYC-MNT
created:        2026-07-15T07:47:44Z
last-modified:  2026-07-17T11:41:41Z
source:         RIPE

organisation:   ORG-YC31-RIPE
org-name:       YIYUAN CHEN
org-type:       OTHER
address:        No. 358, Bifeng Road, Shushan District, Hefei City, Anhui Province
country:        CN
reg-nr:         Not Applicable
abuse-c:        RD10301-RIPE
mnt-ref:        ALICE-NOC-MNT
mnt-ref:        YYC-MNT
mnt-ref:        NBDHM-MNT
created:        2026-07-11T10:22:07Z
last-modified:  2026-07-15T08:08:22Z
source:         RIPE # Filtered
mnt-by:         YYC-MNT

role:           RIPE DBM
abuse-mailbox:  ahut0316@gmail.com
nic-hdl:        RD10301-RIPE
mnt-by:         YYC-MNT
created:        2026-07-11T10:20:30Z
last-modified:  2026-07-11T10:20:57Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.123 (BUSA)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS215130 - AS219547",
    "description" : [ "RIPE NCC ASN block" ],
    "remarks" : [ "These AS Numbers are assigned to network operators in the RIPE NCC service region." ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT" ],
    "date_created" : "2026-06-02",
    "date_updated" : "2026-06-02",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS219207",
    "as_name" : "AS-FUYANG-SIQIN",
    "status" : "ASSIGNED",
    "import" : [ "from AS213438 accept ANY", "from AS203446 accept ANY" ],
    "mp_import" : [ "afi ipv6.unicast from AS213438 accept ANY", "afi ipv6.unicast from AS203446 accept ANY" ],
    "export" : [ "to AS213438 announce AS219207:AS-CUSTOMERS", "to AS203446 announce AS219207:AS-CUSTOMERS" ],
    "mp_export" : [ "afi ipv6.unicast to AS203446 announce AS219207:AS-CUSTOMERS", "afi ipv6.unicast to AS213438 announce AS219207:AS-CUSTOMERS" ],
    "organization" : "ORG-YC31-RIPE",
    "sponsoring_organization" : "ORG-NDIT1-RIPE",
    "admin_contacts" : [ "RD10301-RIPE" ],
    "tech_contacts" : [ "RD10301-RIPE" ],
    "remarks" : [ "SMARTNET-DELTA-ASN-VERIFY-316-83117daf161c5a0c" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "YYC-MNT" ],
    "date_created" : "2026-07-15",
    "date_updated" : "2026-07-17",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-YC31-RIPE",
    "name" : "YIYUAN CHEN",
    "type" : "OTHER",
    "address" : [ "No. 358, Bifeng Road, Shushan District, Hefei City, Anhui Province" ],
    "street" : "Bifeng Road",
    "city" : "Hefei City",
    "district" : "Shushan District",
    "state" : "ANHUI PROVINCE",
    "country" : [ "CN" ],
    "abuse_contacts" : [ "RD10301-RIPE" ],
    "mnt_ref" : [ "ALICE-NOC-MNT", "YYC-MNT", "NBDHM-MNT" ],
    "mnt_by" : [ "YYC-MNT" ],
    "date_created" : "2026-07-11",
    "date_updated" : "2026-07-15",
    "source" : "RIPE"
  },
  "administrative_contacts" : [ {
    "handle" : "RD10301-RIPE",
    "name" : "RIPE DBM",
    "abuse_mailbox" : [ "ahut0316@gmail.com" ],
    "mnt_by" : [ "YYC-MNT" ],
    "date_created" : "2026-07-11",
    "date_updated" : "2026-07-11",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "RD10301-RIPE",
    "name" : "RIPE DBM",
    "abuse_mailbox" : [ "ahut0316@gmail.com" ],
    "mnt_by" : [ "YYC-MNT" ],
    "date_created" : "2026-07-11",
    "date_updated" : "2026-07-11",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS213438	ColocaTel Inc.	SC
AS219208	MAOQUN QIU	CN
AS203446	SMARTNET Germany GmbH	DE

Upstreams

AS Number	Description	Country
AS213438	ColocaTel Inc.	SC
AS203446	SMARTNET Germany GmbH	DE

Downstreams

AS Number	Description	Country
AS219208	MAOQUN QIU	CN

Contacts

Email Contacts

ahut0316@gmail.com

Abuse Contacts