ulinc.courses - robtex.com
ulinc.courses
| DNSSEC | ⚠️ Not signed | ||||||
| A | 204.74.99.103🇺🇸 MAINT-ID-12008204.74.99.0/24 Neustar | ||||||
| NS | udns1.cscdns.net ⭐ 🔒 | ||||||
| A | 2001:502:f3ff::201🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | edns1.ultradns.com | ||||||
| PTR | udns1.cscdns.net | ||||||
| PTR | udns1.cscdns.uk | ||||||
| PTR | ns1.webipdns.com.au | ||||||
| A | 204.74.66.1🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar | ||||||
| PTR | ns1.alba.bank | ||||||
| PTR | edns1.ultradns.com | ||||||
| PTR | udns1.cscdns.net | ||||||
| PTR | udns1.cscdns.uk | ||||||
| PTR | ns1.webipdns.com.au | ||||||
| NS | udns2.cscdns.uk | ||||||
| A | 2001:502:4612::201🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| PTR | udns2.cscdns.net | ||||||
| PTR | edns1.ultradns.org | ||||||
| PTR | udns2.cscdns.uk | ||||||
| PTR | ns2.webipdns.com.au | ||||||
| A | 204.74.111.1🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar | ||||||
| PTR | ns2.alba.bank | ||||||
| PTR | udns2.cscdns.net | ||||||
| PTR | edns1.ultradns.org | ||||||
| PTR | udns2.cscdns.uk | ||||||
| PTR | ns2.webipdns.com.au | ||||||
| TXT | v=spf1 mx a include:spf-0017a702.pphosted.com -all | ||||||
| SOA | udns1.cscdns.nethostmaster@cscdns.net 2019-10-11 #13 | ||||||
courses
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.courses ⭐ | ||||||
| NS | b.nic.courses | ||||||
| NS | c.nic.courses | ||||||
| NS | x.nic.courses | ||||||
| NS | y.nic.courses | ||||||
| NS | z.nic.courses | ||||||
| SOA | a.nic.coursesadmin@tldns.godaddy serial=1774349450 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSudns1.cscdns.net2026-02-19 → 2026-03-24 · 2 obs
● 2026-03-24 10:58:08
●A204.74.99.1032026-02-19 → 2026-03-24 · 2 obs
● 2026-03-24 10:58:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| courses | c.nic.courses, x.nic.courses, y.nic.courses, z.nic.courses... | 12 records |
| ulinc.courses | udns1.cscdns.net, udns2.cscdns.uk | - |
✅ Authoritative Response
Server:204.74.66.1
NS records: udns1.cscdns.net, udns2.cscdns.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ulinc.courses (unsigned zone)
⏱️ Timing
Total: 1146ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 204.74.99.103 |
| NS | 2 | udns1.cscdns.net, udns2.cscdns.uk |
| TXT | 1 | v=spf1 mx a include:spf-0017a702.pphoste |
| SOA | 1 | udns1.cscdns.net hostmaster.cscdns.net |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.courses, y.nic.courses, x.nic.courses...)
Analysis
IP Addresses
ulinc.courses resolves to one IP number: 204.74.99.103.
Other host names, for instance chartdosing.com, rhodewayinn.com, aviva.gr, integratedrotaryscrewcompressor.com and twincitieswalkforwater.org share IP numbers with ulinc.courses.
Name Servers
ulinc.courses's delegation uses two name servers: udns1.cscdns.net and udns2.cscdns.uk.
ulinc.courses uses the same name server setup as other domains, such as testinr.com, fp-academy.in, stmntgrooming.co.za, citylego.ie and hoffmanonline.biz.
ulinc.courses shares name servers with other domains at least partially, for example electrolux.bo, registerzanker.com and frigidaire.com.mx.
Host names with two IPs:
udns1.cscdns.net points to 2001:502:f3ff::201 and 204.74.66.1
udns2.cscdns.uk points to 2001:502:4612::201 and 204.74.111.1