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ASN database lookup
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iamroot.tech
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
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ASN database
You may find these sub-pages interesting as well:
Top ASN's by country
Directory of +1.200 verified looking glass url's
NEW: ASN database statistics
Related tools
DNS lookup
DNS lookup / nslookup / DIG of DNS records. An online tool for DNS lookups. By default recursive lookups querying the authoritative name servers. Lookups on specific DNS resolvers are also possible. Additionally, it will look up secondary records and output a full log of what was done on a technical level.
WHOIS / RDAP lookup
Perform WHOIS and/or RDAP lookups on domains, IP addresses, and ASNs. Will output all available technical info, contact info, etc.
Reverse DNS
Perform reverse DNS (rDNS/PTR) lookups of any IP.
CIDR calculator
beta
IP to CIDR calculation tool with subnet info. The reverse, CIDR ranges to IP addresses, is also possible. Last but not least, it includes a tool for refactoring groups of IPs, domain names, and/or other CIDR ranges.
What is my IPv4 and IPv6?
Check your own IP - both IPv4 and IPv6. Works as a connectivity test as well.
GeoIP location
Online tool GeoIP location of any IP and/or domain.
World map, day/night + local time
beta
Beautiful day/night map of the world, with markup of all major cities including local date and time.
Top ASN's from Denmark
Top 3 of Denmark
AS31027
GlobalConnect A/S
1.623 peers, +283K IPv4 adresses and 1,5E+30 IPv6 adresses.
AS39642
Norlys Digital A/S
167 peers, +353K IPv4 adresses and 2,7E+30 IPv6 adresses.
AS3292
TDC Holding A/S
186 peers, +5M IPv4 adresses and 8,7E+29 IPv6 adresses.
Top 20 by count of peers
Country
ASN
Organization
Peers
IX'es
IPv4
IPv6
Denmark
AS31027
GlobalConnect A/S
1.623
12
+283K
1,5E+30
Denmark
AS42541
Fiberby ApS
1.541
7
+11K
6,3E+29
Denmark
AS2603
NORDUnet
503
23
9.984
6,3E+29
Denmark
AS205206
Netsite A/S
457
5
1.792
7,9E+28
Denmark
AS3292
TDC Holding A/S
186
18
+5M
8,7E+29
Denmark
AS51468
One.com A/S
168
11
+34K
1,8E+29
Denmark
AS39642
Norlys Digital A/S
167
8
+353K
2,7E+30
Denmark
AS211633
Keepit A/S
113
2
256
1,2E+24
Denmark
AS39839
Punktum dk A/S
98
3
3.328
7,9E+28
Denmark
AS6834
KMD A/S
95
2
+90K
7,9E+28
Denmark
AS197301
Parknet F.M.B.A.
82
7
5.120
6,3E+29
Denmark
AS213054
Keepit A/S
82
2
256
1,2E+24
Denmark
AS204151
Kviknet ApS
79
6
8.192
6,3E+29
Denmark
AS20681
Saxo Bank A/S
76
1
3.584
7,9E+28
Denmark
AS9158
Telenor A/S
69
2
+2M
7,1E+29
Denmark
AS48374
MH HOLDING AF 1. JUNI 2009 ApS
67
3
2.048
1,3E+30
Denmark
AS9120
Keepit A/S
58
3
+10K
6,3E+29
Denmark
AS15516
DANSK KABEL TV A/S
56
2
+340K
1,3E+30
Denmark
AS215782
Keepit A/S
54
1
256
1,2E+24
Denmark
AS60111
ASOM-Net Forening
51
1
9.472
3,8E+30
Top 10 by count of IPv4
Country
ASN
Organization
Peers
IX'es
IPv4
IPv6
Denmark
AS3292
TDC Holding A/S
186
18
+5M
8,7E+29
Denmark
AS9158
Telenor A/S
69
2
+2M
7,1E+29
Denmark
AS39642
Norlys Digital A/S
167
8
+353K
2,7E+30
Denmark
AS15516
DANSK KABEL TV A/S
56
2
+340K
1,3E+30
Denmark
AS44869
FIBIA P/S
6
-
+333K
7,9E+28
Denmark
AS31027
GlobalConnect A/S
1.623
12
+283K
1,5E+30
Denmark
AS43557
Norlys Fibernet A/S
4
-
+207K
1,6E+29
Denmark
AS49362
DSV A/S
46
5
+166K
6,3E+29
Denmark
AS1835
Forskningsnettet - Danish network for Research and Education
14
1
+164K
3,2E+29
Denmark
AS28717
GlobalConnect A/S
4
1
+128K
4,0E+29
Top 10 by count of IPv6
Country
ASN
Organization
Peers
IX'es
IPv4
IPv6
Denmark
AS60111
ASOM-Net Forening
51
1
9.472
3,8E+30
Denmark
AS39642
Norlys Digital A/S
167
8
+353K
2,7E+30
Denmark
AS47292
Sentia Denmark A/S
11
-
+81K
1,6E+30
Denmark
AS31027
GlobalConnect A/S
1.623
12
+283K
1,5E+30
Denmark
AS49010
Herning Kommune
1
-
8.448
1,3E+30
Denmark
AS15516
DANSK KABEL TV A/S
56
2
+340K
1,3E+30
Denmark
AS48374
MH HOLDING AF 1. JUNI 2009 ApS
67
3
2.048
1,3E+30
Denmark
AS59701
NetNordic Denmark A/S
5
-
7.680
1,3E+30
Denmark
AS211892
WaveAccess Nordics ApS
2
-
1.280
1,3E+30
Denmark
AS3292
TDC Holding A/S
186
18
+5M
8,7E+29