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139.19.117.130

As of: Feb 17, 2025 2:11pm UTC | Latest

Basic Information

Reverse DNS
inet-research-scan-6.mpi-inf.mpg.de
Forward DNS
inet-research-scan-6.mpi-inf.mpg.de
Routing
139.19.0.0/16  via DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE (AS680)
Services (2)
80/HTTP, 443/HTTP

HTTP 80/TCP
02/17/2025 14:11 UTC


Software

nginx 1.22.1

Details

http://139.19.117.130/
Status
200  OK
Body Hash
sha1:c61846d9160e97e5b5f71d8836ae9230023caf7d
HTML Title
Internet Measurements
Response Body
      #

![](img/logo.png)

Internet Measurements

## Why do I receive traffic from the Max Planck Institute for Informatics?

We conduct various regular and ad-hoc Internet-wide scans for application-
layer protocols such as HTTPS, SSH or DNS, and transport-layer protocols such
as TCP and UDP. These scans are purely scientific and we never attempt to
intrude into any system. We follow best practices laid out by the scientific
community such as by Dittrich et al. 1, and Partridge and Allman 2.

_We never attempt to abuse security vulnerabilities on your system, guess for
passwords or upload files to your systems._

We may collect information about your service as far as they are publicly
reachable to everybody else on the Internet.

We hope that the data, we are collecting, helps us to understand the Internet
better. We are an academic institution and will try to publish all our
findings to a wider audience. However, we will never publish parts of our
dataset which clearly identifies you or your company.

### I do not want to be part of the research. How can I opt out?

You can just block connection attempts from our scanning systems or send us an
email and we will add you and your network to our blacklist.

### Measurement servers

Host | IPv4 addresses | IPv6 addresses  
---|---|---  
inet-research-scan-1.mpi-inf.mpg.de | 139.19.117.195 |
2a02:d480:4c0:10d4:42::1  
inet-research-scan-2.mpi-inf.mpg.de | 139.19.117.196 |
2a02:d480:4c0:10d4:42::2  
inet-research-scan-3.mpi-inf.mpg.de | 139.19.117.197 |
2a02:d480:4c0:10d4:42::3  
inet-research-scan-4.mpi-inf.mpg.de | 139.19.117.198 |
2a02:d480:4c0:10d4:42::4  
inet-research-scan-5.mpi-inf.mpg.de | 139.19.117.129 |
2a02:d480:4c0:10b4:42::5  
inet-research-scan-6.mpi-inf.mpg.de | 139.19.117.130 |
2a02:d480:4c0:10b4:42::6  
inet-research-scan-7.mpi-inf.mpg.de | 139.19.117.131 |
2a02:d480:4c0:10b4:42::7  
inet-research-scan-8.mpi-inf.mpg.de | 139.19.117.132 |
2a02:d480:4c0:10b4:42::8  
inet-research-scan-9.mpi-inf.mpg.de | 139.19.117.133 |
2a02:d480:4c0:10b4:42::9  
inet-research-scan-10.mpi-inf.mpg.de | 139.19.117.134 |
2a02:d480:4c0:10b4:42::10  
inet-lg-p-ap-southeast-2.dyn.mpi-klsb.mpg.de | 13.210.163.73 |
2406:da1c:750:7300:a8ef:459:a703:d543  
inet-lg-p-eu-north-1.dyn.mpi-klsb.mpg.de | 13.53.96.245 |
2a05:d016:747:e000:5218:3413:d066:36ff  
inet-lg-p-me-south-1.dyn.mpi-klsb.mpg.de | 15.185.57.91 |
2a05:d01e:186:a500:a976:ad7b:468c:c3cc  
inet-lg-p-ap-southeast-1.dyn.mpi-klsb.mpg.de | 18.140.144.212 |
2406:da18:afd:c00:6967:e14e:e8cc:c468  
inet-lg-p-ap-east-1.dyn.mpi-klsb.mpg.de | 18.166.14.122 |
2406:da1e:ef9:9000:701f:aee1:2cfa:46ca  
inet-lg-p-us-east-1.dyn.mpi-klsb.mpg.de | 18.204.118.70 |
2600:1f18:1fd:5800:1bb0:d345:3b4f:c7e7  
inet-lg-p-sa-east-1.dyn.mpi-klsb.mpg.de | 18.229.208.163 |
2600:1f1e:cd5:ac00:6247:2abf:3661:92a8  
inet-lg-p-us-west-1.dyn.mpi-klsb.mpg.de | 184.72.22.237 |
2600:1f1c:60d:e300:86b7:d085:114d:a4a  
inet-lg-p-eu-central-1.dyn.mpi-klsb.mpg.de | 3.125.56.253 |
2a05:d014:452:9f00:adc3:3101:c9d8:ab5e  
inet-lg-p-ap-northeast-1.dyn.mpi-klsb.mpg.de | 54.178.112.68 |
2406:da14:e9e:9900:fec4:ae2f:e2a4:582d  
inet-gc-p-eu-central-1.dyn.mpi-klsb.mpg.de | 18.157.219.4 |
2a05:d014:293:2b00:991c:4cc3:3b84:c234  
inet-gc-p-eu-north-1.dyn.mpi-klsb.mpg.de | 13.53.236.89 |
2a05:d016:18d:3f00:9a71:7db1:6258:f4c4  
inet-gc-p-us-east-1.dyn.mpi-klsb.mpg.de | 3.224.210.72 |
2600:1f18:be5:7100:ba3b:6ace:b7e9:cc35  
inet-gc-p-us-west-1.dyn.mpi-klsb.mpg.de | 54.219.228.128 |
2600:1f1c:c69:e900:bef0:590:e883:598d  
inet-gc-p-ap-south-1.dyn.mpi-klsb.mpg.de | 3.109.19.214 |
2406:da1a:1e9:d400:80a:a2f9:ce0:370b  
inet-gc-p-sa-east-1.dyn.mpi-klsb.mpg.de | 18.229.174.23 |
2600:1f1e:c43:b00:d5e1:ea3a:2386:d0c0  
  
### Contact

If you have further questions about our research, please contact us at `inet
DASH scans AT mpi DASH inf DOT mpg DOT de`.

* * *

### References

1\. D. Dittrich, E. Kenneally et al., “The Menlo Report: Ethical Principles
Guiding Information and Communication Technology Research,” US Department of
Homeland Security, 2012.↩︎

2\. C. Partridge and M. Allman, “Ethical Considerations in Network Measurement
Papers”, Communications of the ACM, 2016.↩︎

[Imprint](https://imprint.mpi-klsb.mpg.de/inf/www.mpi-inf.mpg.de/inet/) /
[Data Protection](https://data-protection.mpi-klsb.mpg.de/inf/www.mpi-
inf.mpg.de/inet/)
    

HTTP 443/TCP
02/17/2025 03:51 UTC


Software

nginx 1.22.1

Details

https://139.19.117.130/
Status
200  OK
Body Hash
sha1:c61846d9160e97e5b5f71d8836ae9230023caf7d
HTML Title
Internet Measurements
Response Body
      #

![](img/logo.png)

Internet Measurements

## Why do I receive traffic from the Max Planck Institute for Informatics?

We conduct various regular and ad-hoc Internet-wide scans for application-
layer protocols such as HTTPS, SSH or DNS, and transport-layer protocols such
as TCP and UDP. These scans are purely scientific and we never attempt to
intrude into any system. We follow best practices laid out by the scientific
community such as by Dittrich et al. 1, and Partridge and Allman 2.

_We never attempt to abuse security vulnerabilities on your system, guess for
passwords or upload files to your systems._

We may collect information about your service as far as they are publicly
reachable to everybody else on the Internet.

We hope that the data, we are collecting, helps us to understand the Internet
better. We are an academic institution and will try to publish all our
findings to a wider audience. However, we will never publish parts of our
dataset which clearly identifies you or your company.

### I do not want to be part of the research. How can I opt out?

You can just block connection attempts from our scanning systems or send us an
email and we will add you and your network to our blacklist.

### Measurement servers

Host | IPv4 addresses | IPv6 addresses  
---|---|---  
inet-research-scan-1.mpi-inf.mpg.de | 139.19.117.195 |
2a02:d480:4c0:10d4:42::1  
inet-research-scan-2.mpi-inf.mpg.de | 139.19.117.196 |
2a02:d480:4c0:10d4:42::2  
inet-research-scan-3.mpi-inf.mpg.de | 139.19.117.197 |
2a02:d480:4c0:10d4:42::3  
inet-research-scan-4.mpi-inf.mpg.de | 139.19.117.198 |
2a02:d480:4c0:10d4:42::4  
inet-research-scan-5.mpi-inf.mpg.de | 139.19.117.129 |
2a02:d480:4c0:10b4:42::5  
inet-research-scan-6.mpi-inf.mpg.de | 139.19.117.130 |
2a02:d480:4c0:10b4:42::6  
inet-research-scan-7.mpi-inf.mpg.de | 139.19.117.131 |
2a02:d480:4c0:10b4:42::7  
inet-research-scan-8.mpi-inf.mpg.de | 139.19.117.132 |
2a02:d480:4c0:10b4:42::8  
inet-research-scan-9.mpi-inf.mpg.de | 139.19.117.133 |
2a02:d480:4c0:10b4:42::9  
inet-research-scan-10.mpi-inf.mpg.de | 139.19.117.134 |
2a02:d480:4c0:10b4:42::10  
inet-lg-p-ap-southeast-2.dyn.mpi-klsb.mpg.de | 13.210.163.73 |
2406:da1c:750:7300:a8ef:459:a703:d543  
inet-lg-p-eu-north-1.dyn.mpi-klsb.mpg.de | 13.53.96.245 |
2a05:d016:747:e000:5218:3413:d066:36ff  
inet-lg-p-me-south-1.dyn.mpi-klsb.mpg.de | 15.185.57.91 |
2a05:d01e:186:a500:a976:ad7b:468c:c3cc  
inet-lg-p-ap-southeast-1.dyn.mpi-klsb.mpg.de | 18.140.144.212 |
2406:da18:afd:c00:6967:e14e:e8cc:c468  
inet-lg-p-ap-east-1.dyn.mpi-klsb.mpg.de | 18.166.14.122 |
2406:da1e:ef9:9000:701f:aee1:2cfa:46ca  
inet-lg-p-us-east-1.dyn.mpi-klsb.mpg.de | 18.204.118.70 |
2600:1f18:1fd:5800:1bb0:d345:3b4f:c7e7  
inet-lg-p-sa-east-1.dyn.mpi-klsb.mpg.de | 18.229.208.163 |
2600:1f1e:cd5:ac00:6247:2abf:3661:92a8  
inet-lg-p-us-west-1.dyn.mpi-klsb.mpg.de | 184.72.22.237 |
2600:1f1c:60d:e300:86b7:d085:114d:a4a  
inet-lg-p-eu-central-1.dyn.mpi-klsb.mpg.de | 3.125.56.253 |
2a05:d014:452:9f00:adc3:3101:c9d8:ab5e  
inet-lg-p-ap-northeast-1.dyn.mpi-klsb.mpg.de | 54.178.112.68 |
2406:da14:e9e:9900:fec4:ae2f:e2a4:582d  
inet-gc-p-eu-central-1.dyn.mpi-klsb.mpg.de | 18.157.219.4 |
2a05:d014:293:2b00:991c:4cc3:3b84:c234  
inet-gc-p-eu-north-1.dyn.mpi-klsb.mpg.de | 13.53.236.89 |
2a05:d016:18d:3f00:9a71:7db1:6258:f4c4  
inet-gc-p-us-east-1.dyn.mpi-klsb.mpg.de | 3.224.210.72 |
2600:1f18:be5:7100:ba3b:6ace:b7e9:cc35  
inet-gc-p-us-west-1.dyn.mpi-klsb.mpg.de | 54.219.228.128 |
2600:1f1c:c69:e900:bef0:590:e883:598d  
inet-gc-p-ap-south-1.dyn.mpi-klsb.mpg.de | 3.109.19.214 |
2406:da1a:1e9:d400:80a:a2f9:ce0:370b  
inet-gc-p-sa-east-1.dyn.mpi-klsb.mpg.de | 18.229.174.23 |
2600:1f1e:c43:b00:d5e1:ea3a:2386:d0c0  
  
### Contact

If you have further questions about our research, please contact us at `inet
DASH scans AT mpi DASH inf DOT mpg DOT de`.

* * *

### References

1\. D. Dittrich, E. Kenneally et al., “The Menlo Report: Ethical Principles
Guiding Information and Communication Technology Research,” US Department of
Homeland Security, 2012.↩︎

2\. C. Partridge and M. Allman, “Ethical Considerations in Network Measurement
Papers”, Communications of the ACM, 2016.↩︎

[Imprint](https://imprint.mpi-klsb.mpg.de/inf/www.mpi-inf.mpg.de/inet/) /
[Data Protection](https://data-protection.mpi-klsb.mpg.de/inf/www.mpi-
inf.mpg.de/inet/)
    

TLS

Handshake
Version Selected
TLSv1_3
Cipher Selected
TLS_AES_256_GCM_SHA384
Certificate
Fingerprint
8e5aa5a237e347d627f4d9a35217f1582b0ac2331f50a38f151f87b7b8139c64
Subject
C=DE, ST=Bayern, O=Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., CN=inet-scan.mpi-inf.mpg.de
Issuer
C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA
Names
inet-research-scan-1.mpi-inf.mpg.de, inet-research-scan-2.mpi-inf.mpg.de, inet-research-scan-3.mpi-inf.mpg.de, inet-research-scan-4.mpi-inf.mpg.de, inet-research-scan-5.mpi-inf.mpg.de, inet-research-scan-6.mpi-inf.mpg.de, inet-research-scan-7.mpi-inf.mpg.de, inet-scan-1.mpi-inf.mpg.de, inet-scan-2.mpi-inf.mpg.de, inet-scan-3.mpi-inf.mpg.de, inet-scan-4.mpi-inf.mpg.de, inet-scan-5.mpi-inf.mpg.de, inet-scan-6.mpi-inf.mpg.de, inet-scan-7.mpi-inf.mpg.de, inet-scan.mpi-inf.mpg.de
Fingerprint
JARM
2ad2ad0002ad2ad00042d42d00000000f78d2dc0ce6e5bbc5b8149a4872356
JA3S
15af977ce25de452b96affa2addb1036
JA4S
t130200_1302_a56c5b993250

Geographic Location

City
Frankfurt am Main
State
Hesse
Country
Germany (DE)
Coordinates
50.11552, 8.68417
Timezone
Europe/Berlin