Edge Acceleration
  • Site Acceleration
    • Overview
    • Quickly Import and Export Site Configuration
    • Access Control
      • Token Authentication
      • Authentication Method A
      • Authentication Method B
      • Authentication Method C
      • Authentication Method D
      • Authentication Method V
    • Smart Acceleration
    • File Optimization
      • Smart Compression
    • Network Optimization
      • HTTP/2
      • HTTP/3(QUIC)
        • Overview
        • Enable HTTP/3
        • QUIC SDK
          • SDK Overview
          • SDK Download and Integration
          • Sample Code
            • Android
            • iOS
          • API Documentation
            • Android
            • iOS
      • IPv6 Access
      • Maximum Upload Size
      • WebSocket
      • Client IP Geolocation Header
      • Client IP Geographical Location
      • gRPC
    • URL Rewrite
      • Access URL Redirection
      • Origin-Pull URL Rewrite
    • Modifying Header
      • Modifying HTTP Response Headers
      • Modifying HTTP Request Headers
    • Custom Error Page
    • Request and Response Actions
      • HTTP Response
      • Processing order
      • Default HTTP Headers of Origin-Pull Requests
      • Default HTTP Response Headers
      • HTTP Restrictions
    • Media Services
      • Audio and Video Pre-pulling
      • Just-in-Time Image Processing
      • Just-in-Time Media Processing
      • VOD Media Origin
  • L4 Proxy
    • Overview
    • Creating an L4 Proxy Instance
    • Modifying an L4 Proxy Instance
    • Disabling or Deleting an L4 Proxy Instance
    • Batch Configuring Forwarding Rules
    • Obtaining Real Client IPs
      • Obtaining Real TCP Client IPs via TOA
      • Obtaining Real Client IPs Through Protocol V1/V2
        • Overview
        • Method 1: Obtaining Real Client IPs Through Nginx
        • Method 2: Parsing Real Client IPs on Application Server
        • Format of Real Client IPs Obtained Through Proxy Protocol V1/V2
      • Transmitting Client Real IP via SPP Protocol
  • Edge DNS
    • Overview
    • Hosting DNS Records
      • Modifying DNS Servers
      • Configuring DNS Records
      • Batch Importing DNS Records
      • Advanced DNS Configuration
      • Enumeration of Resolution Lines and Corresponding Codes
    • Domain Connection
      • Adding A Domain Name for Acceleration
      • Ownership Verification
      • Modifying CNAME Records
      • Verify Business Access
    • Domain alias
      • Overview
      • Configuration Guide
      • Batch Connecting SaaS Domain Names
      • Configuring Alias Domain Names for Disaster Recovery
    • Traffic Scheduling
      • Traffic Scheduling Management
    • Origin Configuration
      • Origin-pull configuration
        • Origin-Pull Timeout
        • Configuring Origin-Pull HTTPS
        • Host Header Rewrite
        • Controlling Origin-pull Requests
        • Redirect Following During Origin-Pull
        • HTTP/2 Origin-Pull
        • Range GETs
      • Load Balancing
        • Overview
        • Quickly Create Load Balancers
        • Health Check Policies
        • Viewing the Health Status of Origin Server
        • Related References
          • Load Balancing-Related Concepts
          • Introduction to Request Retry Strategy
      • Origin Group Configuration
      • Related References
        • ld Version Origin Group Compatible Related Issues
      • Collect EdgeOne origin-pull node IP
  • Edge Cache
    • Overview
    • EdgeOne Cache Rules
      • Content Cache Rules
      • Cache Key Introduction
      • Vary Feature
    • Cache Configuration
      • Custom Cache Key
      • Node Cache TTL
      • Status Code Cache TTL
      • Browser Cache TTL
      • Offline Caching
      • Cache Prefresh
    • Clear and Preheat Cach
      • Cache Purge
      • URL Pre-Warming
    • How to improve the Cache Hit Rate of EdgeOne
  • Rules Engine
    • Overview
    • Supported Matching Types and Actions
    • Rule Management
    • variables
Docs Overview/
Edge Acceleration/
Edge DNS/
Hosting DNS Records/
Enumeration of Resolution Lines and Corresponding Codes/

Enumeration of Resolution Lines and Corresponding Codes

Asia

Country/Region
Code
Country/Region
Code
Afghanistan
AF
Maldives
MV
Armenia
AM
Mongolia
MN
Azerbaijan
AZ
Myanmar
MM
Bahrain
BH
Nepal
NP
Bangladesh
BD
North Korea
KP
Bhutan
BT
Oman
OM
British Indian Ocean Territory
IO
Pakistan
PK
Cambodia
KH
Palestine
PS
Christmas Island
CX
Philippines
PH
Hong Kong (China)
HK
Qatar
QA
India
IN
Saudi Arabia
SA
Indonesia
ID
Singapore
SG
Iran
IR
South Korea
KR
Iraq
IQ
Sri Lanka
LK
Israel
IL
Syria
SY
Japan
JP
Taiwan (China)
TW
Jordan
JO
Tajikistan
TJ
Kazakhstan
KZ
Thailand
TH
Kuwait
KW
Turkmenistan
TM
Kyrgyzstan
KG
United Arab Emirates
AE
Laos
LA
Uzbekistan
UZ
Lebanon
LB
Vietnam
VN
Macao (China)
MO
Yemen
YE
Malaysia
MY



Europe

Country/Region
Code
Country/Region
Code
Åland Islands
AX
Italy
IT
Albania
AL
Jersey Island
JE
Andorra
AD
Lithuania
LT
Austria
AT
Luxembourg
LU
Belarus
BY
Macedonia
MK
Belgium
BE
Malta
MT
Bosnia and Herzegovina
BA
Moldova
MD
Bulgaria
BG
Monaco
MC
Caribbean Netherlands
BQ
Montenegro
ME
Croatia
HR
Netherlands
NL
Czech
CZ
Norway
NO
Denmark
DK
Poland
PL
Estonia
EE
Portugal
PT
Faroe Islands
FO
Romania
RO
Finland
FI
Russia
RU
France
FR
San Marino
SM
Germany
DE
Serbia
RS
Gibraltar
GI
Saint Martin (Dutch Part)
SX
Greece
GR
Slovakia
SK
Guernsey
GG
Spain
ES
Hungary
HU
Sweden
SE
Iceland
IS
Switzerland
CH
Ireland
IE
Ukraine
UA
Isle of Man
IM
United Kingdom
GB

Africa

Country/Region
Code
Country/Region
Code
Algeria
DZ
Mali
ML
Angola
AO
Mauritania
MR
Benin
BJ
Mauritius
MU
Botswana
BW
Mayotte
YT
Burkina Faso
BF
Morocco
MA
Burundi
BI
Mozambique
MZ
Cameroon
CM
Namibia
NA
Cape Verde
CV
Niger
NE
Central African Republic
CF
Nigeria
NG
Chad
TD
Rwanda
RW
Comoros
KM
Saint Helena
SH
Djibouti
DJ
São Tomé and Príncipe
ST
Egypt
EG
Senegal
SN
Equatorial Guinea
GQ
Seychelles
SC
Eritrea
ER
Sierra Leone
SL
Ethiopia
ET
Somalia
SO
Gabon
GA
South Africa
ZA
Gambia
GM
South Sudan
SS
Ghana
GH
Sudan
SD
Guinea
GN
Eswatini
SZ
Guinea-Bissau
GW
Tanzania
TZ
Kenya
KE
Togo
TG
Lesotho
LS
Tunisia
TN
Liberia
LR
Uganda
UG
Libya
LY
Western Sahara
EH
Madagascar
MG
Zambia
ZM
Malawi
MW
Zimbabwe
ZW

Oceania

Country/Region
Code
Country/Region
Code
Australia
AU
Norfolk Island
NF
Cook Islands
CK
Northern Mariana Islands
MP
Timor-Leste
TL
Palau
PW
Guam
GU
Papua New Guinea
PG
Kiribati
KI
Solomon Islands
SB
Marshall Islands
MH
Tonga
TO
Nauru
NR
Tuvalu
TV
New Zealand
NZ



North America

Country/Region
Code
Country/Region
Code
Anguilla
AI
Haiti
HT
Antigua and Barbuda
AG
Honduras
HN
Aruba
AW
Jamaica
JM
Bahamas
BS
Mexico
MX
Barbados
BB
Montserrat
MS
Bermuda
BM
Nicaragua
NI
Canada
CA
Panama
PA
Cayman Islands
KY
Puerto Rico
PR
Costa Rica
CR
Saint Kitts and Nevis
KN
Cuba
CU
Saint Lucia
LC
Curaçao
CW
Saint Martin (French Part)
MF
El Salvador
SV
Trinidad and Tobago
TT
Greenland
GL
Turks and Caicos Islands
TC
Grenada
GD
United States
US
Guatemala
GT



South America

Country/Region
Code
Country/Region
Code
Argentina
AR
Guyana
GY
Bolivia
BO
Paraguay
PY
Brazil
BR
Peru
PE
Chile
CL
Suriname
SR
Colombia
CO
Uruguay
UY
Ecuador
EC
Venezuela
VE
French Guiana
GF



Antarctica

Country/Region
Code
Antarctica
Antarctica

Provinces in Chinese Mainland

Province
Code
Province
Code
Chinese mainland
CN
Jiangsu
CN.JS
Anhui
CN.AH
Jiangxi
CN.JX
Beijing
CN.BJ
Jilin
CN.JL
Chongqing
CN.CQ
Liaoning
CN.LN
Fujian
CN.FJ
Ningxia
CN.NX
Gansu
CN.GS
Qinghai
CN.QH
Guangdong
CN.GD
Shaanxi
CN.SN
Guangxi
CN.GX
Shandong
CN.SD
Guizhou
CN.GZ
Shanghai
CN.SH
Hainan
CN.HI
Shanxi
CN.SX
Hebei
CN.HE
Sichuan
CN.SC
Heilongjiang
CN.HL
Tianjin
CN.TJ
Henan
CN.HA
Tibet
CN.XZ
Hubei
CN.HB
Xinjiang
CN.XJ
Hunan
CN.HN
Yunnan
CN.YN
Inner Mongolia
CN.NM
Zhejiang
CN.ZJ

ISPs in Chinese Mainland

ISP
Code
ISP
Code
China Education Network
CN/CERNET
China Telecom
CN/CT
China Broadnet
CN/CBN
China Unicom
CN/CU
China Mobile
CN/CM
China Tietong
CN/CTT

Provincial ISPs in Chinese Mainland

Provincial ISP
Code
Provincial ISP
Code
Anhui Mobile
CN.AH/CM
Jiangsu Unicom
CN.JS/CU
Anhui Telecom
CN.AH/CT
Jiangxi Mobile
CN.JX/CM
Anhui Unicom
CN.AH/CU
Jiangxi Telecom
CN.JX/CT
Beijing Mobile
CN.BJ/CM
Jiangxi Unicom
CN.JX/CU
Beijing Telecom
CN.BJ/CT
Jilin Mobile
CN.JL/CM
Beijing Unicom
CN.BJ/CU
Jilin Telecom
CN.JL/CT
Chongqing Mobile
CN.CQ/CM
Jilin Unicom
CN.JL/CU
Chongqing Telecom
CN.CQ/CT
Liaoning Mobile
CN.LN/CM
Chongqing Unicom
CN.CQ/CU
Liaoning Telecom
CN.LN/CT
Fujian Mobile
CN.FJ/CM
Liaoning Unicom
CN.LN/CU
Fujian Telecom
CN.FJ/CT
Ningxia Mobile
CN.NX/CM
Fujian Unicom
CN.FJ/CU
Ningxia Telecom
CN.NX/CT
Gansu Mobile
CN.GS/CM
Ningxia Unicom
CN.NX/CU
Gansu Telecom
CN.GS/CT
Qinghai Mobile
CN.QH/CM
Gansu Unicom
CN.GS/CU
Qinghai Telecom
CN.QH/CT
Guangdong Mobile
CN.GD/CM
Qinghai Unicom
CN.QH/CU
Guangdong Telecom
CN.GD/CT
Shaanxi Mobile
CN.SN/CM
Guangdong Unicom
CN.GD/CU
Shaanxi Telecom
CN.SN/CT
Guangxi Mobile
CN.GX/CM
Shaanxi Unicom
CN.SN/CU
Guangxi Telecom
CN.GX/CT
Shandong Mobile
CN.SD/CM
Guangxi Unicom
CN.GX/CU
Shandong Telecom
CN.SD/CT
Guizhou Mobile
CN.GZ/CM
Shandong Unicom
CN.SD/CU
Guizhou Telecom
CN.GZ/CT
Shanghai Mobile
CN.SH/CM
Guizhou Unicom
CN.GZ/CU
Shanghai Telecom
CN.SH/CT
Hainan Mobile
CN.HI/CM
Shanghai Unicom
CN.SH/CU
Hainan Telecom
CN.HI/CT
Shanxi Mobile
CN.SX/CM
Hainan Unicom
CN.HI/CU
Shanxi Telecom
CN.SX/CT
Hebei Mobile
CN.HE/CM
Shanxi Unicom
CN.SX/CU
Hebei Telecom
CN.HE/CT
Sichuan Mobile
CN.SC/CM
Hebei Unicom
CN.HE/CU
Sichuan Telecom
CN.SC/CT
Heilongjiang Mobile
CN.HL/CM
Sichuan Unicom
CN.SC/CU
Heilongjiang Telecom
CN.HL/CT
Tianjin Mobile
CN.TJ/CM
Heilongjiang Unicom
CN.HL/CU
Tianjin Telecom
CN.TJ/CT
Henan Mobile
CN.HA/CM
Tianjin Unicom
CN.TJ/CU
Henan Telecom
CN.HA/CT
Tibet Mobile
CN.XZ/CM
Henan Unicom
CN.HA/CU
Tibet Telecom
CN.XZ/CT
Hubei Mobile
CN.HB/CM
Tibet Unicom
CN.XZ/CU
Hubei Telecom
CN.HB/CT
Xinjiang Mobile
CN.XJ/CM
Hubei Unicom
CN.HB/CU
Xinjiang Telecom
CN.XJ/CT
Hunan Mobile
CN.HN/CM
Xinjiang Unicom
CN.XJ/CU
Hunan Telecom
CN.HN/CT
Yunnan Mobile
CN.YN/CM
Hunan Unicom
CN.HN/CU
Yunnan Telecom
CN.YN/CT
Inner Mongolia Mobile
CN.NM/CM
Yunnan Unicom
CN.YN/CU
Inner Mongolia Telecom
CN.NM/CT
Zhejiang Mobile
CN.ZJ/CM
Inner Mongolia Unicom
CN.NM/CU
Zhejiang Telecom
CN.ZJ/CT
Jiangsu Mobile
CN.JS/CM
Zhejiang Unicom
CN.ZJ/CU
Jiangsu Telecom
CN.JS/CT



States of the United States

State
Code
State
Code
Alabama
US.AL
Nebraska
US.NE
Alaska
US.AK
Nevada
US.NV
Arizona
US.AZ
New Hampshire
US.NH
Arkansas
US.AR
New Jersey
US.NJ
California
US.CA
New Mexico
US.NM
Colorado
US.CO
New York
US.NY
Connecticut
US.CT
North Carolina
US.NC
Delaware
US.DE
North Dakota
US.ND
Florida
US.FL
Ohio
US.OH
Georgia
US.GA
Oklahoma
US.OK
Hawaii
US.HI
Oregon
US.OR
Idaho
US.ID
Pennsylvania
US.PA
Illinois
US.IL
Rhode Island
US.RI
Indiana
US.IN
South Carolina
US.SC
Iowa
US.IA
South Dakota
US.SD
Kansas
US.KS
Tennessee
US.TN
Kentucky
US.KY
Texas
US.TX
Louisiana
US.LA
US Virgin Islands
US.VI
Maine
US.ME
Utah
US.UT
Maryland
US.MD
Vermont
US.VT
Massachusetts
US.MA
Virginia
US.VA
Michigan
US.MI
District of Columbia
US.DC
Minnesota
US.MN
Washington
US.WA
Mississippi
US.MS
West Virginia
US.WV
Missouri
US.MO
Wisconsin
US.WI
Montana
US.MT
Wyoming
US.WY

States of India

State
Code
State
Code
Andaman and Nicobar Islands
IN.AN
Madhya Pradesh
IN.MP
Andhra Pradesh
IN.AP
Maharashtra
IN.MH
Arunachal Pradesh
IN.AR
Manipur
IN.MN
Assam
IN.AS
Meghalaya
IN.ML
Bihar
IN.BR
Mizoram
IN.MZ
Chandigarh
IN.CH
Nagaland
IN.NL
Chhattisgarh
IN.CG
Odisha
IN.OR
Dadra and Nagar Haveli
IN.DN
Puducherry
IN.PY
Daman and Diu
IN.DD
Punjab
IN.PB
Delhi
IN.DL
Rajasthan
IN.RJ
Goa
IN.GA
Sikkim
IN.SK
Gujarat
IN.GJ
Tamil Nadu
IN.TN
Haryana
IN.HR
Telangana
IN.TG
Himachal Pradesh
IN.HP
Tripura
IN.TR
Jammu and Kashmir
IN.JK
Uttarakhand
IN.UT
Jharkhand
IN.JH
Uttar Pradesh
IN.UP
Karnataka
IN.KA
West Bengal
IN.WB
Kerala
IN.KL