nullpointerlab.net - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status

nullpointerlab.net

DNSSEC⚠️ Not signed
A103.3.2.67🇯🇵 XSERVER-AS103.3.0.0/22 XSERVER Inc.
PTRsv12066.xserver.jp
NSns1.xserver.jp
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXnullpointerlab.net
A103.3.2.67🇯🇵 XSERVER-AS103.3.0.0/22 XSERVER Inc.
PTRsv12066.xserver.jp
TXTv=spf1 +a:sv12066.xserver.jp +a:nullpointerlab.net +mx include:spf.sender.xse...
SOAns1.xserver.jproot@xserver.jp serial=0

net

MX for

Same first word

Previous names

Next names

DNS History

7 records (7 active, 0 former)

NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXnullpointerlab.netA103.3.2.67
NSns1.xserver.jp2026-09-08 → 2026-09-18 · 2 obs
● 2026-09-08 21:34:36
● 2026-09-18 21:23:58
NSns2.xserver.jp2026-09-08 → 2026-09-18 · 2 obs
● 2026-09-08 21:34:36
● 2026-09-18 21:23:58
NSns3.xserver.jp2026-09-08 → 2026-09-18 · 2 obs
● 2026-09-08 21:34:36
● 2026-09-18 21:23:58
NSns4.xserver.jp2026-09-08 → 2026-09-18 · 2 obs
● 2026-09-08 21:34:36
● 2026-09-18 21:23:58
NSns5.xserver.jp2026-09-08 → 2026-09-18 · 2 obs
● 2026-09-08 21:34:36
● 2026-09-18 21:23:58
MXnullpointerlab.net2026-09-08 → 2026-09-18 · 4 obs
● 2026-09-08 21:34:36
○ 2026-09-13 20:40:34
● 2026-09-13 21:41:56
● 2026-09-18 21:23:58
A103.3.2.672026-09-08 → 2026-09-18 · 4 obs
● 2026-09-08 21:34:36
○ 2026-09-13 20:40:34
● 2026-09-13 21:41:56
● 2026-09-18 21:23:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
nullpointerlab.netns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:183.90.224.226

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullpointerlab.net (unsigned zone)

⏱️ Timing

Total: 3520ms | Queries: -

📄 Records

TypeCountSample Data
A1103.3.2.67
NS5ns1.xserver.jp, ns2.xserver.jp...
MX1nullpointerlab.net (pri: 0)
TXT1v=spf1 +a:sv12066.xserver.jp +a:nullpoin
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Mail Server Role

The MX record for nullpointerlab.net points back to nullpointerlab.net — it is its own mail server.

IP Addresses

nullpointerlab.net directs to one IP number, which is 103.3.2.67.

Among the host names that share IP numbers with nullpointerlab.net are hahayo-movie.com, ordinarymugen.net, salon-de.com and two others.

Name Servers

The authoritative name servers for nullpointerlab.net are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

The name servers of nullpointerlab.net overlap at least partially with those of other domains — among them nagare.net, akionakagawa.com, estin.jp and two more.

These name servers commonly appear alongside the name servers ns4.xserver.jp and ns5.xserver.jp.

Hosts with three IP address records:

ns1.xserver.jp resolves to three addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to three addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves to three addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts that resolve to one IP address:

ns2.xserver.jp points to the IP address 35.72.43.26.

ns3.xserver.jp points to the IP address 202.226.36.247.

Mail Servers

The MX record for nullpointerlab.net points to a single mail server: nullpointerlab.net.

There is one IP number for nullpointerlab.net: 103.3.2.67.