nullpointer.top - dns.ninja

πŸ›‘οΈDomain Reputation CheckBlocklist, phishing & malware statusβ†’

nullpointer.top

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:d1abπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3035::6815:3543πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.53.67Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.209.171πŸ‡ΊπŸ‡Έ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSharlan.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cfaπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlan.ns.cloudflare.com
A2803:f800:50::6ca2:c3faπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRharlan.ns.cloudflare.com
A2a06:98c1:50::ac40:23faπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRharlan.ns.cloudflare.com
A108.162.195.250πŸ‡ΊπŸ‡Έ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlan.ns.cloudflare.com
A162.159.44.250Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlan.ns.cloudflare.com
A172.64.35.250πŸ‡ΊπŸ‡Έ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlan.ns.cloudflare.com
NSopal.ns.cloudflare.com
A2606:4700:50::a29f:2664πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRopal.ns.cloudflare.com
A2803:f800:50::6ca2:c264πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRopal.ns.cloudflare.com
A2a06:98c1:50::ac40:2264πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRopal.ns.cloudflare.com
A108.162.194.100πŸ‡ΊπŸ‡Έ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRopal.ns.cloudflare.com
A162.159.38.100Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRopal.ns.cloudflare.com
A172.64.34.100πŸ‡ΊπŸ‡Έ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRopal.ns.cloudflare.com
MXmx1.feishu.cn ⭐
A52.220.106.220πŸ‡ΈπŸ‡¬ Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
MXmx2.feishu.cn(5)
A101.126.58.225πŸ‡¨πŸ‡³ VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A122.14.229.0πŸ‡¨πŸ‡³ CHINAMOBILE-CN122.14.224.0/20
MXmx3.feishu.cn(10)
A52.220.106.220πŸ‡ΈπŸ‡¬ Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
A101.126.58.225πŸ‡¨πŸ‡³ VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A122.14.229.0πŸ‡¨πŸ‡³ CHINAMOBILE-CN122.14.224.0/20
TXTv=spf1 +include:_netblocks.m.feishu.cn -all
TXTverification-code-site-App_feishu=my92zGibushNLn4nLxWd
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.53.67, 172.67.209.171
IPv6 hints2606:4700:3032::ac43:d1ab, 2606:4700:3035::6815:3543
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=157, name=cloudflare-ech.com
SOAharlan.ns.cloudflare.comdns@cloudflare.com serial=2413620065

top

DNSSECπŸ”’ Signed (DS record present)
NSa.zdnscloud.com ⭐
NSa.zdnscloud.cn
NSb.zdnscloud.cn
NSc.zdnscloud.com
NSd.zdnscloud.com
NSe.zdnscloud.cn
NSf.zdnscloud.cn
NSi.zdnscloud.cn
NSj.zdnscloud.com
TXT2026-09-03_23:30:01
SOAa.zdnscloud.comtd_dns_gtld@knet.cn serial=1396960342
⚠️ On DNS blocklist: spam-tlds

Same first word

Similar names

Previous names

Next names

DNS History

13 records (9 active, 4 former)

NSharlan.ns.cloudflare.comopal.ns.cloudflare.comMXmx1.feishu.cnmx2.feishu.cnmx3.feishu.cnA104.21.53.67172.67.209.1712606:4700:3032::ac43:d1ab2606:4700:3035::6815:3543188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSharlan.ns.cloudflare.com2026-09-02 β†’ 2026-09-03 Β· 2 obs
● 2026-09-02 09:13:06
● 2026-09-03 15:36:46
●NSopal.ns.cloudflare.com2026-09-02 β†’ 2026-09-03 Β· 2 obs
● 2026-09-02 09:13:06
● 2026-09-03 15:36:46
●MXmx1.feishu.cn2026-09-02 β†’ 2026-09-03 Β· 2 obs
● 2026-09-02 09:13:06
● 2026-09-03 15:36:46
●MXmx2.feishu.cn2026-09-02 β†’ 2026-09-03 Β· 2 obs
● 2026-09-02 09:13:06
● 2026-09-03 15:36:46
●MXmx3.feishu.cn2026-09-02 β†’ 2026-09-03 Β· 2 obs
● 2026-09-02 09:13:06
● 2026-09-03 15:36:46
●A104.21.53.672026-09-03 β†’ 2026-09-03 Β· 3 obs
β—‹ 2026-09-02 09:13:06
● 2026-09-03 15:36:44
● 2026-09-03 15:36:46
●A172.67.209.1712026-09-03 β†’ 2026-09-03 Β· 3 obs
β—‹ 2026-09-02 09:13:06
● 2026-09-03 15:36:44
● 2026-09-03 15:36:46
β—‹A188.114.96.02026-09-02 β†’ 2026-09-02 Β· 3 obs
● 2026-09-02 09:13:06
β—‹ 2026-09-03 15:36:44
β—‹ 2026-09-03 15:36:46
β—‹A188.114.97.02026-09-02 β†’ 2026-09-02 Β· 3 obs
● 2026-09-02 09:13:06
β—‹ 2026-09-03 15:36:44
β—‹ 2026-09-03 15:36:46
●A2606:4700:3032::ac43:d1ab2026-09-03 β†’ 2026-09-03 Β· 3 obs
β—‹ 2026-09-02 09:13:06
● 2026-09-03 15:36:44
● 2026-09-03 15:36:46
●A2606:4700:3035::6815:35432026-09-03 β†’ 2026-09-03 Β· 3 obs
β—‹ 2026-09-02 09:13:06
● 2026-09-03 15:36:44
● 2026-09-03 15:36:46
β—‹A2a06:98c1:3120::2026-09-02 β†’ 2026-09-02 Β· 3 obs
● 2026-09-02 09:13:06
β—‹ 2026-09-03 15:36:44
β—‹ 2026-09-03 15:36:46
β—‹A2a06:98c1:3121::2026-09-02 β†’ 2026-09-02 Β· 3 obs
● 2026-09-02 09:13:06
β—‹ 2026-09-03 15:36:44
β—‹ 2026-09-03 15:36:46

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
topa.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com...9 records
nullpointer.topopal.ns.cloudflare.com, harlan.ns.cloudflare.com-

βœ… Authoritative Response

Server:162.159.38.100

NS records: opal.ns.cloudflare.com, harlan.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullpointer.top (unsigned zone)

⏱️ Timing

Total: 664ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2104.21.53.67, 172.67.209.171
AAAA22606:4700:3035::6815:3543, 2606:4700:3032::ac43:d1ab
NS2harlan.ns.cloudflare.com, opal.ns.cloudflare.com
MX3mx1.feishu.cn (pri: 1), mx3.feishu.cn (pri: 10)...
TXT2v=spf1 +include:_netblocks.m.feishu.cn -, verification-code-site-App_feishu=my92zG
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1harlan.ns.cloudflare.com dns.cloudflare.

πŸ“Œ Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com...)

Analysis

IP Addresses

nullpointer.top directs to four IP numbers, which are 104.21.53.67, 172.67.209.171, 2606:4700:3032::ac43:d1ab and 2606:4700:3035::6815:3543.

Two other host names, along with variatiobnal.io, 893rr.top and protemio.ro, also share IP numbers with nullpointer.top.

Name Servers

nullpointer.top uses two name servers for its delegation: harlan.ns.cloudflare.com and opal.ns.cloudflare.com.

nullpointer.top shares its NS records with other domains, for example isabella-sun-348.workers.dev, broderickpaynebx808.pages.dev, 17robogo.hu and two others.

The name servers of nullpointer.top overlap at least partially with those of other domains β€” among them parvotimeld.click, pay-dewarpayments.pages.dev, yonghuilouti.com and two more.

These name servers commonly appear alongside the name servers nena.ns.cloudflare.com and sterling.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname harlan.ns.cloudflare.com directs to 108.162.195.250, 162.159.44.250 and 172.64.35.250 along with 3 other IP addresses.

Hostname opal.ns.cloudflare.com directs to 108.162.194.100, 162.159.38.100 and 172.64.34.100 along with 3 other IP addresses.

Mail Servers

Mail for nullpointer.top is routed through three mail servers β€” mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

There is at least a partial MX overlap between nullpointer.top and other domains, including athper.com, ibsoft.cn, faslock.com and two others.

Hostnames that map to three IP numbers:

The hostname mx3.feishu.cn directs to 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names that have two IP addresses:

mx2.feishu.cn directs traffic to 101.126.58.225 and 122.14.229.0.

Host names that point to one IP address:

mx1.feishu.cn has the IP address 52.220.106.220.

Both mx3.feishu.cn and mx1.feishu.cn resolve to 52.220.106.220 IP addresses each.

Both mx3.feishu.cn and mx2.feishu.cn resolve to 101.126.58.225 IP addresses each.

Both mx3.feishu.cn and mx2.feishu.cn resolve to 122.14.229.0 IP addresses each.