nullbrook.org - robtex.com

nullbrook.org

DNSSEC⚠️ Not signed
A2606:4700:3108::ac42:285e🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3108::ac42:2ba2🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.40.94🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.43.162🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSandy.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b65🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A2803:f800:50::6ca2:c165🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
A2a06:98c1:50::ac40:2165🇺🇸 Cloudflare2a06:98c1:50::/45
A108.162.193.101🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.33.101🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.59.101🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSbeth.ns.cloudflare.com
A2606:4700:50::adf5:3a67🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A2803:f800:50::6ca2:c067🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
A2a06:98c1:50::ac40:2067🇺🇸 Cloudflare2a06:98c1:50::/45
A108.162.192.103🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.32.103🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.58.103🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXdo.nullbrook.org ⭐
A138.68.24.234
TXTv=spf1 a mx ip4:138.68.24.234 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4172.66.40.94, 172.66.43.162
IPv62606:4700:3108::ac42:285e, 2606:4700:3108::ac42:2ba2
SOAandy.ns.cloudflare.comdns@cloudflare.com serial=2395331147

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1771291736

Previously MX for

nullbrook.org

Subdomains

do.nullbrook.org

Same first word

nullbrook.org

DNS History

11 records (7 active, 4 former)

20192020202120222023202420252026NSandy.ns.cloudflare.combeth.ns.cloudflare.comdns1.registrar-servers.comdns2.registrar-servers.comMXdo.nullbrook.orgnullbrook.orgA172.66.40.94172.66.43.1622606:4700:3108::ac42:285e2606:4700:3108::ac42:2ba2173.228.7.229
●NSandy.ns.cloudflare.com2026-02-17 → 2026-03-05 · 3 obs
○ 2018-05-23 12:08:16
● 2026-02-17 19:01:06
● 2026-03-05 13:19:02
●NSbeth.ns.cloudflare.com2026-02-17 → 2026-03-05 · 3 obs
○ 2018-05-23 12:08:16
● 2026-02-17 19:01:06
● 2026-03-05 13:19:02
○NSdns1.registrar-servers.com2018-05-23 → 2018-05-23 · 3 obs
● 2018-05-23 12:08:16
○ 2026-02-17 19:01:06
○ 2026-03-05 13:19:02
○NSdns2.registrar-servers.com2018-05-23 → 2018-05-23 · 3 obs
● 2018-05-23 12:08:16
○ 2026-02-17 19:01:06
○ 2026-03-05 13:19:02
●MXdo.nullbrook.org2026-02-17 → 2026-03-05 · 3 obs
○ 2018-05-23 12:08:16
● 2026-02-17 19:01:06
● 2026-03-05 13:19:02
○MXnullbrook.org2018-05-23 → 2018-05-23 · 3 obs
● 2018-05-23 12:08:16
○ 2026-02-17 19:01:06
○ 2026-03-05 13:19:02
●A172.66.40.942026-02-17 → 2026-03-05 · 3 obs
○ 2018-05-23 12:08:16
● 2026-02-17 19:01:06
● 2026-03-05 13:19:02
●A172.66.43.1622026-02-17 → 2026-03-05 · 3 obs
○ 2018-05-23 12:08:16
● 2026-02-17 19:01:06
● 2026-03-05 13:19:02
○A173.228.7.2292018-05-23 → 2018-05-23 · 3 obs
● 2018-05-23 12:08:16
○ 2026-02-17 19:01:06
○ 2026-03-05 13:19:02
●A2606:4700:3108::ac42:285e2026-02-17 → 2026-03-05 · 3 obs
○ 2018-05-23 12:08:16
● 2026-02-17 19:01:06
● 2026-03-05 13:19:02
●A2606:4700:3108::ac42:2ba22026-02-17 → 2026-03-05 · 3 obs
○ 2018-05-23 12:08:16
● 2026-02-17 19:01:06
● 2026-03-05 13:19:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
nullbrook.orgbeth.ns.cloudflare.com, andy.ns.cloudflare.com-

✅ Authoritative Response

Server: 108.162.192.103

NS records: beth.ns.cloudflare.com, andy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullbrook.org (unsigned zone)

⏱️ Timing

Total: 672ms | Queries: -

📄 Records

TypeCountSample Data
A2172.66.40.94, 172.66.43.162
AAAA22606:4700:3108::ac42:2ba2, 2606:4700:3108::ac42:285e
NS2andy.ns.cloudflare.com, beth.ns.cloudflare.com
MX1do.nullbrook.org (pri: 10)
TXT1v=spf1 a mx ip4:138.68.24.234 ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1andy.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

nullbrook.org is the parent of do.nullbrook.org.

IP Addresses

nullbrook.org resolves to four IPs: 2606:4700:3108::ac42:285e, 2606:4700:3108::ac42:2ba2, 172.66.40.94 and 172.66.43.162.

Other host names, for instance telemetry.betterstack.com, keyway.tech, betterstack.com, www.givn.dev and zenjob.absmartly.io share IP numbers with nullbrook.org.

Name Servers

nullbrook.org has two name servers: andy.ns.cloudflare.com and beth.ns.cloudflare.com.

nullbrook.org shares the same name server setup as other domains, for example ayakaloti.com, jocinemas.com, osteobouchardboisse.com, imdad.net and tiktok-skilljourneyhub.com.

nullbrook.org shares some name servers with other domains, for example cheatrust.com, urbanpeak.org, serverutama.com, dangmy.com and kernelhost.com.

These name servers are commonly used with the name servers zariyah.ns.cloudflare.com.

Host names with six IP numbers: andy.ns.cloudflare.com points to: 2606:4700:58::adf5:3b65, 2803:f800:50::6ca2:c165, 2a06:98c1:50::ac40:2165, 108.162.193.101, 172.64.33.101 and 173.245.59.101; beth.ns.cloudflare.com points to: 2606:4700:50::adf5:3a67, 2803:f800:50::6ca2:c067, 2a06:98c1:50::ac40:2067, 108.162.192.103, 172.64.32.103 and 173.245.58.103.

Mail Servers

nullbrook.org is handled by a single mail server, do.nullbrook.org.

Host name do.nullbrook.org points to IP 138.68.24.234.