nullpointer.foo - dns.ninja
nullpointer.foo
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2606:4700:3033::ac43:8b98Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US โ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:3edaCloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US โ In HTTPS hints | ||||||
| A | 104.21.62.218Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US โ In HTTPS hints | ||||||
| A | 172.67.139.152Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US โ In HTTPS hints | ||||||
| NS | deb.ns.cloudflare.com โญ | ||||||
| NS | jaxson.ns.cloudflare.com | ||||||
| MX | mail.protonmail.ch โญ | ||||||
| A | 176.119.200.128๐จ๐ญ Proton176.119.200.0/24 | ||||||
| PTR | mail.protonmail.ch | ||||||
| A | 185.70.42.128๐จ๐ญ Proton185.70.42.0/24 | ||||||
| PTR | mail.protonmail.ch | ||||||
| A | 185.205.70.128๐ซ๐ท Proton185.205.70.0/24 | ||||||
| PTR | mail.protonmail.ch | ||||||
| MX | mailsec.protonmail.ch(20) | ||||||
| A | 176.119.200.129๐จ๐ญ Proton176.119.200.0/24 | ||||||
| PTR | mailsec.protonmail.ch | ||||||
| A | 185.70.42.129๐จ๐ญ Proton185.70.42.0/24 | ||||||
| PTR | mailsec.protonmail.ch | ||||||
| A | 185.205.70.129๐ซ๐ท Proton185.205.70.0/24 | ||||||
| PTR | mailsec.protonmail.ch | ||||||
| TXT | protonmail-verification=c5208be3dff124a33148796b36e14b8fbe634980 | ||||||
| TXT | v=spf1 include:_spf.protonmail.ch mx ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 โ hints match | ||||||
| IPv4 hints | 104.21.62.218, 172.67.139.152 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:8b98, 2606:4700:3036::6815:3eda | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=139, name=cloudflare-ech.com | ||||||
| SOA | deb.ns.cloudflare.comdns@cloudflare.com serial=2414851535 | ||||||
foo
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com โญ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
๐ HSTS Preload (+subdomains)
Same first word
Similar names
DNS History
12 records (8 active, 4 former)
โNSdeb.ns.cloudflare.com2026-09-17 โ 2026-09-30 ยท 2 obs
โ 2026-09-30 02:07:48
โNSjaxson.ns.cloudflare.com2026-09-17 โ 2026-09-30 ยท 2 obs
โ 2026-09-30 02:07:48
โMXmail.protonmail.ch2026-09-17 โ 2026-09-30 ยท 2 obs
โ 2026-09-30 02:07:48
โMXmailsec.protonmail.ch2026-09-17 โ 2026-09-30 ยท 2 obs
โ 2026-09-30 02:07:48
โA104.21.62.2182026-09-18 โ 2026-09-30 ยท 5 obs
โ 2026-09-18 14:30:04
โ 2026-09-22 01:05:36
โ 2026-09-23 18:50:46
โ 2026-09-30 02:07:48
โA172.67.139.1522026-09-18 โ 2026-09-30 ยท 5 obs
โ 2026-09-18 14:30:04
โ 2026-09-22 01:05:36
โ 2026-09-23 18:50:46
โ 2026-09-30 02:07:48
โA188.114.96.02026-09-17 โ 2026-09-22 ยท 5 obs
โ 2026-09-18 14:30:04
โ 2026-09-22 01:05:36
โ 2026-09-23 18:50:46
โ 2026-09-30 02:07:48
โA188.114.97.02026-09-17 โ 2026-09-22 ยท 5 obs
โ 2026-09-18 14:30:04
โ 2026-09-22 01:05:36
โ 2026-09-23 18:50:46
โ 2026-09-30 02:07:48
โA2606:4700:3033::ac43:8b982026-09-18 โ 2026-09-30 ยท 5 obs
โ 2026-09-18 14:30:04
โ 2026-09-22 01:05:36
โ 2026-09-23 18:50:46
โ 2026-09-30 02:07:48
โA2606:4700:3036::6815:3eda2026-09-18 โ 2026-09-30 ยท 5 obs
โ 2026-09-18 14:30:04
โ 2026-09-22 01:05:36
โ 2026-09-23 18:50:46
โ 2026-09-30 02:07:48
โA2a06:98c1:3120::2026-09-17 โ 2026-09-22 ยท 5 obs
โ 2026-09-18 14:30:04
โ 2026-09-22 01:05:36
โ 2026-09-23 18:50:46
โ 2026-09-30 02:07:48
โA2a06:98c1:3121::2026-09-17 โ 2026-09-22 ยท 5 obs
โ 2026-09-18 14:30:04
โ 2026-09-22 01:05:36
โ 2026-09-23 18:50:46
โ 2026-09-30 02:07:48
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| foo | ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | 10 records |
| nullpointer.foo | deb.ns.cloudflare.com, jaxson.ns.cloudflare.com | - |
โ Authoritative Response
Server:172.64.32.92
NS records: deb.ns.cloudflare.com, jaxson.ns.cloudflare.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for nullpointer.foo (unsigned zone)
โฑ๏ธ Timing
Total: 1106ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.139.152, 104.21.62.218 |
| AAAA | 2 | 2606:4700:3036::6815:3eda, 2606:4700:3033::ac43:8b98 |
| NS | 2 | deb.ns.cloudflare.com, jaxson.ns.cloudflare.com |
| MX | 2 | mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20) |
| TXT | 2 | protonmail-verification=c5208be3dff124a3, v=spf1 include:_spf.protonmail.ch mx ~al |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | deb.ns.cloudflare.com dns.cloudflare.com |
๐ Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
IP Addresses
nullpointer.foo points to the four IP addresses 104.21.62.218, 172.67.139.152, 2606:4700:3033::ac43:8b98 and 2606:4700:3036::6815:3eda.
Name Servers
DNS delegation for nullpointer.foo points to two name servers: deb.ns.cloudflare.com and jaxson.ns.cloudflare.com.
Mail Servers
The MX records for nullpointer.foo point to two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.
The hosts mail.protonmail.ch and mailsec.protonmail.ch both resolve to three IP numbers: mail.protonmail.ch to 176.119.200.128, 185.70.42.128 and 185.205.70.128, and mailsec.protonmail.ch to 176.119.200.129, 185.70.42.129 and 185.205.70.129.