offcourse.guide - robtex.com
offcourse.guide
| DNSSEC | ⚠️ Not signed | ||||||
| A | 76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix | ||||||
| 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 | ||||||
| SOA | curitiba.ns.porkbun.comdns@cloudflare.com serial=2413587016 | ||||||
guide
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.guide ⭐ | ||||||
| NS | v0n1.nic.guide | ||||||
| NS | v0n2.nic.guide | ||||||
| NS | v0n3.nic.guide | ||||||
| NS | v2n0.nic.guide | ||||||
| NS | v2n1.nic.guide | ||||||
| SOA | v0n0.nic.guidehostmaster@donuts.email serial=1790787067 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NScuritiba.ns.porkbun.com2026-09-06 → 2026-09-30 · 2 obs
● 2026-09-30 17:09:20
●NSfortaleza.ns.porkbun.com2026-09-06 → 2026-09-30 · 2 obs
● 2026-09-30 17:09:20
●NSmaceio.ns.porkbun.com2026-09-06 → 2026-09-30 · 2 obs
● 2026-09-30 17:09:20
●NSsalvador.ns.porkbun.com2026-09-06 → 2026-09-30 · 2 obs
● 2026-09-30 17:09:20
●A76.76.21.212026-09-06 → 2026-09-30 · 2 obs
● 2026-09-30 17:09:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| guide | v0n0.nic.guide, v0n1.nic.guide, v0n2.nic.guide, v0n3.nic.guide... | - |
| offcourse.guide | salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com, curitiba.ns.porkbun.com | - |
✅ Authoritative Response
Server:162.159.10.150
NS records: salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com, curitiba.ns.porkbun.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for offcourse.guide (unsigned zone)
⏱️ Timing
Total: 511ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 76.76.21.21 |
| NS | 4 | curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com... |
| SOA | 1 | curitiba.ns.porkbun.com dns.cloudflare.c |
Analysis
IP Addresses
offcourse.guide resolves to one IP address: 76.76.21.21.
twagit.cn, antigoosedownmarketing.com, hxzcc.com and two other host names share IP numbers with offcourse.guide.
Name Servers
The authoritative name servers for offcourse.guide are curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.
offcourse.guide partially shares its NS delegation with several other domains, including ayooutside.com, skywalker-electric.com, dawg.de and two others.
curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com each carry two IP addresses. curitiba.ns.porkbun.com has 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com has 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com has 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com has 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.