curriculumsystem.org - robtex.com
curriculumsystem.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.220.23.67🇺🇸 HURRICANE66.220.0.0/19 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| NS | ns1.tinyurl.com ⭐ | ||||||
| A | 136.244.109.41🇳🇱 AS-VULTR136.244.96.0/20 Vultr Assigned Prefix | ||||||
| PTR | 136.244.109.41.vultrusercontent.com | ||||||
| NS | ns2.tinyurl.com | ||||||
| A | 207.246.88.32🇺🇸 AS-VULTR207.246.80.0/20 Vultr Assigned Prefix | ||||||
| PTR | 207.246.88.32.vultrusercontent.com | ||||||
| NS | ns3.tinyurl.com | ||||||
| A | 66.220.23.67🇺🇸 HURRICANE66.220.0.0/19 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| NS | ns4.tinyurl.com | ||||||
| A | 158.247.219.133🇰🇷 AS-VULTR158.247.192.0/18 The Constant Company, LLC 319 CLEMATIS ST Suite 900 | ||||||
| PTR | 158.247.219.133.vultrusercontent.com | ||||||
| MX | smtp.tinyurl.com ⭐ | ||||||
| SOA | ns1.tinyurl.comhostmaster@tinyurl.com serial=1759172829 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1785751668 | ||||||
Same first word
curriculumsystem.org |
DNS History
7 records (6 active, 1 former)
●NSns1.tinyurl.com2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 10:47:50
●NSns2.tinyurl.com2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 10:47:50
●NSns3.tinyurl.com2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 10:47:50
●NSns4.tinyurl.com2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 10:47:50
●MXsmtp.tinyurl.com2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 10:47:50
○A64.62.243.922026-08-02 → 2026-08-02 · 2 obs
○ 2026-08-03 10:47:50
●A66.220.23.672026-08-03 → 2026-08-03 · 2 obs
● 2026-08-03 10:47:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| curriculumsystem.org | ns3.tinyurl.com, ns1.tinyurl.com, ns2.tinyurl.com, ns4.tinyurl.com | - |
✅ Authoritative Response
Server:66.220.23.67
NS records: ns3.tinyurl.com, ns1.tinyurl.com, ns2.tinyurl.com, ns4.tinyurl.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for curriculumsystem.org (unsigned zone)
⏱️ Timing
Total: 520ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.62.243.92 |
| NS | 4 | ns3.tinyurl.com, ns2.tinyurl.com... |
| MX | 1 | smtp.tinyurl.com (pri: 10) |
| SOA | 1 | ns1.tinyurl.com hostmaster.tinyurl.com |
Analysis
IP Addresses
curriculumsystem.org directs to one IP number, which is 66.220.23.67.
Among the host names that share IP numbers with curriculumsystem.org are skladovaokna.cz, kyleastewart.com, baidam.services and two others.
Name Servers
The domain curriculumsystem.org is delegated to these four name servers: ns1.tinyurl.com, ns2.tinyurl.com, ns3.tinyurl.com and ns4.tinyurl.com.
curriculumsystem.org partially shares its NS delegation with several other domains, including psacard.click, anothervkwcreation.com, nearurl.com and two others.
ns1.tinyurl.com resolves to 136.244.109.41. ns2.tinyurl.com resolves to 207.246.88.32. ns3.tinyurl.com resolves to 66.220.23.67. ns4.tinyurl.com resolves to 158.247.219.133. All four hosts carry exactly one IP address.
Mail Servers
curriculumsystem.org routes its mail through a single mail server, smtp.tinyurl.com.
curriculumsystem.org has the same mail server arrangement as a number of other domains, for example abco.space, fofnp.org, leeoon.net and two more.