pb.dev - dns.ninja
pb.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700::6812:a09🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700::6812:b09🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.18.10.9Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.18.11.9Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | austin.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b46🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | austin.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c146🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | austin.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2146🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | austin.ns.cloudflare.com | ||||||
| A | 108.162.193.70🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | austin.ns.cloudflare.com | ||||||
| A | 172.64.33.70🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | austin.ns.cloudflare.com | ||||||
| A | 173.245.59.70🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | austin.ns.cloudflare.com | ||||||
| NS | zita.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3af3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | zita.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0f3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | zita.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20f3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | zita.ns.cloudflare.com | ||||||
| A | 108.162.192.243🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | zita.ns.cloudflare.com | ||||||
| A | 172.64.32.243🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | zita.ns.cloudflare.com | ||||||
| A | 173.245.58.243🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | zita.ns.cloudflare.com | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.18.10.9, 104.18.11.9 | ||||||
| IPv6 hints | 2606:4700::6812:a09, 2606:4700::6812:b09 | ||||||
| SOA | austin.ns.cloudflare.comdns@cloudflare.com serial=2404024767 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| 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 | ||||||
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSaustin.ns.cloudflare.com2026-02-18 → 2026-06-08 · 2 obs
● 2026-06-08 21:12:02
●NSzita.ns.cloudflare.com2026-02-18 → 2026-06-08 · 2 obs
● 2026-06-08 21:12:02
○MXyour-dns-needs-immediate-attention.dev2016-07-15 → 2018-01-23 · 4 obs
● 2018-01-23 04:32:40
○ 2018-02-21 20:20:02
○ 2026-06-08 21:12:02
●A104.18.10.92026-02-18 → 2026-06-08 · 3 obs
● 2026-02-18 10:24:34
● 2026-06-08 21:12:02
●A104.18.11.92026-02-18 → 2026-06-08 · 3 obs
● 2026-02-18 10:24:34
● 2026-06-08 21:12:02
○A127.0.53.532016-07-15 → 2018-01-23 · 4 obs
● 2018-01-23 04:32:40
○ 2018-02-21 20:20:02
○ 2026-06-08 21:12:02
●A2606:4700::6812:a092026-02-18 → 2026-06-08 · 3 obs
● 2026-02-18 10:24:34
● 2026-06-08 21:12:02
●A2606:4700::6812:b092026-02-18 → 2026-06-08 · 3 obs
● 2026-02-18 10:24:34
● 2026-06-08 21:12:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| pb.dev | austin.ns.cloudflare.com, zita.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.70
NS records: austin.ns.cloudflare.com, zita.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pb.dev (unsigned zone)
⏱️ Timing
Total: 806ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.18.11.9, 104.18.10.9 |
| AAAA | 2 | 2606:4700::6812:a09, 2606:4700::6812:b09 |
| NS | 2 | austin.ns.cloudflare.com, zita.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
| SOA | 1 | austin.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
pb.dev points to 4 IP addresses — 104.18.10.9, 104.18.11.9, 2606:4700::6812:a09 and 2606:4700::6812:b09.
nep-ir.prod-use1.investis.com.cdn.cloudflare.net, www.omron-healthcare.com, ykso.co plus two other host names have IP numbers in common with pb.dev.
Name Servers
pb.dev has two authoritative name servers — austin.ns.cloudflare.com and zita.ns.cloudflare.com.
The name server configuration of pb.dev is shared with other domains, for instance ultrahaptics.com, productboard.info, wr5.org and two others.
pb.dev has at least partial name server overlap with other domains, such as 117.45.66.in-addr.arpa, bb359.com, casinorip.com and two others.
It is common to see these name servers used together with name servers miki.ns.cloudflare.com and norah.ns.cloudflare.com.
Hosts with 6 IP addresses each:
austin.ns.cloudflare.com has IP addresses 108.162.193.70, 172.64.33.70, 173.245.59.70 plus three more.
zita.ns.cloudflare.com has IP addresses 108.162.192.243, 172.64.32.243, 173.245.58.243 plus three more.