Analysis report on IP address: 128.235.251.0

128.235.251.0
Generated on
04 Nov 2021 21:14
Duration of the analysis
68.0s
Share

Score 95%
A
DNS
-
IP
A
MAIL
-
WEB
A

Congratulation

Your domain is really well configured

DNS

Dns servers for 235.128.in-addr.arpa

128.235.251.0 was detected as ipv4

Possible problem in Dns Tree

We have detected the followings errors on one or more server(s).
Consult Tree for more details.

  • Refuse to respond or is in timeout state.
  • Unknown error

Query informations

Server
c.root-servers.net
[ 192.33.4.12 ]
Duration
66 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
a.in-addr-servers.arpa
[ 199.180.182.53 ]
Duration
165 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
b.in-addr-servers.arpa
[ 199.253.183.183 ]
Duration
60 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
c.in-addr-servers.arpa
[ 196.216.169.10 ]
Duration
5014 ms
Type
timeout
Headers
RCODE : - AA : - TC : -

Délai d'expiration du serveur

Query informations

Server
d.in-addr-servers.arpa
[ 200.10.60.53 ]
Duration
222 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
e.in-addr-servers.arpa
[ 203.119.86.101 ]
Duration
288 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
f.in-addr-servers.arpa
[ 193.0.9.1 ]
Duration
39 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
arin.authdns.ripe.net
[ 193.0.9.10 ]
Duration
324 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
r.arin.net
[ 199.180.180.63 ]
Duration
151 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
u.arin.net
[ 204.61.216.50 ]
Duration
14 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
x.arin.net
[ 199.180.180.63 ]
Duration
151 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
y.arin.net
[ 192.82.134.30 ]
Duration
5005 ms
Type
timeout
Headers
RCODE : - AA : - TC : -

Délai d'expiration du serveur

Query informations

Server
z.arin.net
[ 199.212.0.63 ]
Duration
94 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Response

Query informations

Server
dns1.njit.edu
[ 128.235.251.10 ]
Duration
77 ms
Type
unknown
Headers
RCODE : 0 AA : 1 TC : 0

Query informations

Server
dns2.njit.edu
[ 128.235.252.34 ]
Duration
77 ms
Type
unknown
Headers
RCODE : 0 AA : 1 TC : 0

Query informations

Server
ns1.uthscsa.edu
[ 129.111.140.66 ]
Duration
831 ms
Type
authority
Headers
RCODE : 0 AA : 0 TC : 0

Le serveur refuse de répondre à la requête de type dns.

Response

Query informations

Server
dns1.njit.edu
[ 128.235.251.10 ]
Duration
77 ms
Type
unknown
Headers
RCODE : 0 AA : 1 TC : 0

Query informations

Server
dns2.njit.edu
[ 128.235.252.34 ]
Duration
77 ms
Type
unknown
Headers
RCODE : 0 AA : 1 TC : 0

Query informations

Server
ns3.njit.edu
[ 52.42.6.246 ]
Duration
170 ms
Type
unknown
Headers
RCODE : 0 AA : 1 TC : 0
DNSSEC analysis not possible on an IP

Ip

Informations

Ip
128.235.251.0
Type
ipv4
Reverse
vlan3-net.njit.edu
ARPA
0.251.235.128.in-addr.arpa
Class C
128.235.251.0/24
ASN
4246 NJIT-AS
Organisation
 
Maintainer
 

Reputation

Blacklists
Ip
Whois server
whois.arin.net
Raw data
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2021, American Registry for Internet Numbers, Ltd.
#


NetRange:       128.235.0.0 - 128.235.255.255
CIDR:           128.235.0.0/16
NetName:        NJIT-Z
NetHandle:      NET-128-235-0-0-1
Parent:         NET128 (NET-128-0-0-0-0)
NetType:        Direct Assignment
OriginAS:       
Organization:   New Jersey Institute of Technology (NJIT)
RegDate:        1987-05-06
Updated:        2010-02-19
Ref:            https://rdap.arin.net/registry/ip/128.235.0.0


OrgName:        New Jersey Institute of Technology
OrgId:          NJIT
Address:        CST - Telecom - GITC 2600
Address:        323 Dr. Martin Luther King Jr. Boulevard
City:           Newark
StateProv:      NJ
PostalCode:     07102
Country:        US
RegDate:        
Updated:        2019-01-30
Ref:            https://rdap.arin.net/registry/entity/NJIT


OrgAbuseHandle: FGA8-ARIN
OrgAbuseName:   Aversa, Frank Gerald
OrgAbusePhone:  +1-973-596-5682 
OrgAbuseEmail:  eoZ1gn9Ce0J1inmGh3U= [at] njit.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/FGA8-ARIN

OrgTechHandle: FGA8-ARIN
OrgTechName:   Aversa, Frank Gerald
OrgTechPhone:  +1-973-596-5682 
OrgTechEmail:  eoZ1gn9Ce0J1inmGh3U= [at] njit.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/FGA8-ARIN

RTechHandle: PT35-ARIN
RTechName:   Teklinski, Peter 
RTechPhone:  +1-973-596-2908 
RTechEmail:  hIg= [at] njit.edu
RTechRef:    https://rdap.arin.net/registry/entity/PT35-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2021, American Registry for Internet Numbers, Ltd.
#

Blacklists

RFC Ignorant
Rbl Jp
RblDns
Sorbs
Spam Eating Monkey
SpamHaus
SuRbl
Support Intelligence
Swinog
UriBl

Ip is not blacklisted

SpamHaus has blacklisted your domain/IP.

An ip must not be blacklisted or it will be penalized for referencing and deliverability of emails.

0.007s

Mail

There is no mail server. Please test vlan3-net.njit.edu.

Name
vlan3-net.njit.edu
IP
128.235.251.0
Accessible
Autodiscover analysis not possible on an IP

Web

There is no web server. Please test vlan3-net.njit.edu.

Url
http://128.235.251.0/
Timeout
Yes
Url
https://128.235.251.0/
Timeout
Yes

HTTP port (80) is open

Skipped

This test verifies the presence of a website for the given IP or domain. Then scans port 80.
If the domain or IP is pointing to a website then port 80 must be open so that it can be accessed from a browser.
Otherwise port 80 must be closed.

0.000s

HTTPS port (443) is open

Skipped

This test verifies the presence of a website for the given IP or domain. Then scans port 443.
If the domain or IP is pointing to a website then port 443 must be open so that it can be accessed from a browser.
Otherwise port 443 must be closed.

0.000s

Web server version is hidden

Skipped

To avoid giving details to malicious people, the version of the server should not be visible.

0.000s

Web application technology is hidden

Skipped

To avoid giving details to malicious people, the technology that supports the application should not be visible.

0.000s

Cookies are secure

Skipped

Using "HttpOnly" instruction prevents someone to access to cookies via Javascript. The secure flag will allow you to prevent a cookie from ever being communicated in simple HTTP. (RFC 6265 section 8.3)

RFC

0.000s

X-XSS-Protection header is present

Skipped

The HTTP X-XSS-Protection response header is a feature of Internet Explorer, Chrome and Safari that stops pages from loading when they detect reflected cross-site scripting (XSS) attacks.

documentation

0.000s

Content Security Policy header is present

Skipped

The HTTP Content-Security-Policy response header allows web site administrators to control resources the user agent is allowed to load for a given page. With a few exceptions, policies mostly involve specifying server origins and script endpoints. This helps guard against cross-site scripting attacks (XSS).

documentation

0.000s

Content Type Options header is present

Skipped

The only defined value, "nosniff", prevents Internet Explorer from MIME-sniffing a response away from the declared content-type. This also applies to Google Chrome, when downloading extensions.

0.000s