chall.dev - robtex.com
chall.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2400:52e0:1a04::1310:1🇸🇮 BunnyCDN2400:52e0:1a04::/48 BUNNYWAY, informacijske storitve d.o.o Cesta komandanta Staneta 4A ⚠ Not in HTTPS hints | ||||||
| A | 152.233.50.1🇧🇷 ENETWORKS128.0.0.0/2 ✓ In HTTPS hints | ||||||
| NS | curitiba.ns.porkbun.com ⭐ | ||||||
| A | 2400:cb00:2049:1::adf5:3a25🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 173.245.58.37🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | fortaleza.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:88c🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.8.140Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | maceio.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:bb4🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.11.180Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | salvador.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:a96🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.10.150Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | fwd1.porkbun.com ⭐ | ||||||
| A | 44.226.226.6🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix | ||||||
| PTR | fwd1.porkbun.com | ||||||
| MX | fwd2.porkbun.com(20) | ||||||
| A | 52.10.201.111🇺🇸 Amazon52.10.0.0/15 EC2 PDX Prefix | ||||||
| PTR | fwd2.porkbun.com | ||||||
| TXT | v=spf1 include:_spf.porkbun.com ~all | ||||||
| HTTPS | HTTP/2, HTTP/1.1 ⚠ 1 unhinted📌 1 extra | ||||||
| IPv4 hints | 152.233.50.1 | ||||||
| IPv6 hints | 2a02:6ea0:e237::1503:1 | ||||||
| SOA | curitiba.ns.porkbun.comdns@cloudflare.com serial=2418093244 | ||||||
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
Previous names
Next names
DNS History
13 records (8 active, 5 former)
●NScuritiba.ns.porkbun.com2026-09-08 → 2026-11-07 · 2 obs
● 2026-11-07 12:52:56
●NSfortaleza.ns.porkbun.com2026-09-08 → 2026-11-07 · 2 obs
● 2026-11-07 12:52:56
●NSmaceio.ns.porkbun.com2026-09-08 → 2026-11-07 · 2 obs
● 2026-11-07 12:52:56
●NSsalvador.ns.porkbun.com2026-09-08 → 2026-11-07 · 2 obs
● 2026-11-07 12:52:56
●MXfwd1.porkbun.com2026-09-08 → 2026-11-07 · 2 obs
● 2026-11-07 12:52:56
●MXfwd2.porkbun.com2026-09-08 → 2026-11-07 · 2 obs
● 2026-11-07 12:52:56
○A143.244.49.1792026-11-04 → 2026-11-04 · 4 obs
● 2026-11-04 20:51:00
○ 2026-11-07 12:52:54
○ 2026-11-07 12:52:56
●A152.233.50.12026-09-10 → 2026-11-07 · 5 obs
● 2026-09-10 02:42:04
○ 2026-09-18 00:49:26
● 2026-11-07 12:52:54
● 2026-11-07 12:52:56
○A185.229.190.1472026-09-08 → 2026-09-18 · 5 obs
○ 2026-09-10 02:42:04
● 2026-09-18 00:49:26
○ 2026-10-30 16:52:40
○ 2026-11-07 12:52:56
○A2400:52e0:1a01::912:12026-11-04 → 2026-11-04 · 4 obs
● 2026-11-04 20:51:00
○ 2026-11-07 12:52:54
○ 2026-11-07 12:52:56
●A2400:52e0:1a04::1310:12026-09-10 → 2026-11-07 · 7 obs
● 2026-09-10 02:42:04
○ 2026-09-18 00:49:26
● 2026-10-30 16:52:40
○ 2026-11-04 20:51:00
● 2026-11-07 12:52:54
● 2026-11-07 12:52:56
○A2400:52e0:1e01::1445:12026-09-08 → 2026-09-18 · 5 obs
○ 2026-09-10 02:42:04
● 2026-09-18 00:49:26
○ 2026-10-30 16:52:40
○ 2026-11-07 12:52:56
○A37.19.207.382026-10-30 → 2026-10-30 · 4 obs
● 2026-10-30 16:52:40
○ 2026-11-04 20:51:00
○ 2026-11-07 12:52:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| chall.dev | salvador.ns.porkbun.com, maceio.ns.porkbun.com, curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com | - |
✅ Authoritative Response
Server:162.159.11.180
NS records: salvador.ns.porkbun.com, maceio.ns.porkbun.com, curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1502ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.19.207.38 |
| AAAA | 1 | 2a02:6ea0:e237::1504:1 |
| NS | 4 | curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com... |
| MX | 2 | fwd1.porkbun.com (pri: 10), fwd2.porkbun.com (pri: 20) |
| TXT | 1 | v=spf1 include:_spf.porkbun.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2", |
| SOA | 1 | curitiba.ns.porkbun.com dns.cloudflare.c |
Analysis
IP Addresses
chall.dev points to the IP addresses 152.233.50.1 and 2400:52e0:1a04::1310:1
Two other host names, along with brautinfrankfurt.de, accountery.com and duckcodex.cn, also share IP numbers with chall.dev.
Name Servers
The NS records for chall.dev point to four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.
There is at least partial name server overlap between chall.dev and other domains — rlmerch.com, guawk.one, puertoricoboxing.com and two more among them.
All four hostnames — curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com — resolve to two IP numbers apiece: curitiba.ns.porkbun.com to 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com to 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com to 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com to 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.
Mail Servers
chall.dev is served by two mail servers, fwd1.porkbun.com and fwd2.porkbun.com.
Among the domains sharing a mail server setup with chall.dev are efren.rocks, bibliohegglish.com, miasistentebot.com and two others.
Some mail servers of chall.dev are also used by other domains, notably bookedgear.com and jhx.design.
fwd1.porkbun.com → 44.226.226.6 and fwd2.porkbun.com → 52.10.201.111: one IP number per host name.