studyladder.net - robtex.com
studyladder.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 35.155.245.162🇺🇸 Amazon | ||||||
| PTR | ec2-35-155-245-162.us-west-2.compute.amazonaws.com | ||||||
| A | 44.236.159.12🇺🇸 Amazon | ||||||
| NS | ns-1740.awsdns-25.co.uk ⭐ | ||||||
| A | 2600:9000:5306:cc00::1🇺🇸 Amazon | ||||||
| PTR | ns-1740.awsdns-25.co.uk | ||||||
| A | 205.251.198.204🇺🇸 Amazon | ||||||
| PTR | ns-1740.awsdns-25.co.uk | ||||||
| NS | ns-1421.awsdns-49.org | ||||||
| A | 2600:9000:5305:8d00::1🇺🇸 Amazon | ||||||
| PTR | ns-1421.awsdns-49.org | ||||||
| A | 205.251.197.141🇺🇸 Amazon | ||||||
| PTR | ns-1421.awsdns-49.org | ||||||
| NS | ns-311.awsdns-38.com | ||||||
| A | 2600:9000:5301:3700::1🇺🇸 Amazon | ||||||
| PTR | ns-311.awsdns-38.com | ||||||
| A | 205.251.193.55🇺🇸 Amazon | ||||||
| PTR | ns-311.awsdns-38.com | ||||||
| NS | ns-563.awsdns-06.net | ||||||
| A | 2600:9000:5302:3300::1🇺🇸 Amazon | ||||||
| PTR | ns-563.awsdns-06.net | ||||||
| A | 205.251.194.51🇺🇸 Amazon | ||||||
| PTR | ns-563.awsdns-06.net | ||||||
| MX | mail.studyladder.net ⭐ | ||||||
| A | 50.18.57.202🇺🇸 Amazon | ||||||
| PTR | ec2-50-18-57-202.us-west-1.compute.amazonaws.com | ||||||
| TXT | v=spf1 mx ip4:50.22.76.26 include:amazonses.com ~all | ||||||
| SOA | ns-1740.awsdns-25.co.ukawsdns-hostmaster@amazon.com serial=1 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291465 | ||||||
Up
mail.studyladder.net |
Same first word
Similar names
DNS History
14 records (7 active, 7 former)
●NSns-1421.awsdns-49.org2015-07-26 → 2026-02-22 · 2 obs
● 2026-02-22 11:25:02
●NSns-1740.awsdns-25.co.uk2015-07-26 → 2026-02-22 · 2 obs
● 2026-02-22 11:25:02
●NSns-311.awsdns-38.com2015-07-26 → 2026-02-22 · 2 obs
● 2026-02-22 11:25:02
●NSns-563.awsdns-06.net2015-07-26 → 2026-02-22 · 2 obs
● 2026-02-22 11:25:02
●MXmail.studyladder.net2015-07-26 → 2026-02-22 · 2 obs
● 2026-02-22 11:25:02
○A184.169.131.1182015-12-03 → 2015-12-03 · 4 obs
● 2015-12-03 01:06:36
○ 2016-01-25 21:50:26
○ 2026-02-22 11:25:02
○A184.169.159.1742015-07-26 → 2015-07-26 · 3 obs
○ 2015-12-03 01:06:36
○ 2026-02-22 11:25:02
○A184.169.179.82016-04-17 → 2016-04-17 · 4 obs
● 2016-04-17 14:04:58
○ 2016-11-01 07:59:10
○ 2026-02-22 11:25:02
○A184.72.56.422015-07-26 → 2015-07-26 · 3 obs
○ 2015-12-03 01:06:36
○ 2026-02-22 11:25:02
●A35.155.245.1622026-02-18 → 2026-02-22 · 3 obs
● 2026-02-18 11:46:08
● 2026-02-22 11:25:02
●A44.236.159.122026-02-22 → 2026-02-22 · 3 obs
● 2026-02-22 11:25:00
● 2026-02-22 11:25:02
○A50.18.104.592016-11-01 → 2016-11-01 · 4 obs
● 2016-11-01 07:59:10
○ 2026-02-18 11:46:08
○ 2026-02-22 11:25:02
○A50.18.53.1892016-01-25 → 2016-01-25 · 4 obs
● 2016-01-25 21:50:26
○ 2016-04-17 14:04:58
○ 2026-02-22 11:25:02
○A52.32.38.1232026-02-18 → 2026-02-18 · 5 obs
● 2026-02-18 11:46:08
● 2026-02-18 22:36:02
○ 2026-02-22 11:25:00
○ 2026-02-22 11:25:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| studyladder.net | ns-563.awsdns-06.net, ns-311.awsdns-38.com, ns-1740.awsdns-25.co.uk, ns-1421.awsdns-49.org | - |
✅ Authoritative Response
Server: 205.251.197.141
NS records: ns-563.awsdns-06.net, ns-311.awsdns-38.com, ns-1740.awsdns-25.co.uk, ns-1421.awsdns-49.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studyladder.net (unsigned zone)
⏱️ Timing
Total: 69ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 35.155.245.162, 44.236.159.12 |
| NS | 4 | ns-1421.awsdns-49.org, ns-1740.awsdns-25.co.uk... |
| MX | 1 | mail.studyladder.net (pri: 50) |
| TXT | 1 | v=spf1 mx ip4:50.22.76.26 include:amazon |
| SOA | 1 | ns-1740.awsdns-25.co.uk awsdns-hostmaste |
AI analysis
studyladder.net is the parent of mail.studyladder.net.
studyladder.net resolves to two IP numbers: 35.155.245.162 and 44.236.159.12.
other host names including smartkiddies.co.uk, studyladder.com, ec2-44-236-159-12.us-west-2.compute.amazonaws.com, studyladder.com.au and smartkiddies.co.nz share IP numbers with studyladder.net.
studyladder.net is delegated to four name servers: ns-311.awsdns-38.com, ns-563.awsdns-06.net, ns-1421.awsdns-49.org and ns-1740.awsdns-25.co.uk.
studyladder.net at least partially shares name servers with other domains, for instance cluzters.ai, d285iw5he131ba.cloudfront.net, conjure.co.uk, tradesmartng.com and twucamp.com.
these name servers are often used together with ns-1816.awsdns-35.co.uk, ns-810.awsdns-37.net, ns-1248.awsdns-28.org and ns-1119.awsdns-11.org.
Host names with two IP numbers:
ns-311.awsdns-38.com points to 2600:9000:5301:3700::1 and 205.251.193.55; ns-563.awsdns-06.net points to 2600:9000:5302:3300::1 and 205.251.194.51; ns-1421.awsdns-49.org points to 2600:9000:5305:8d00::1 and 205.251.197.141; ns-1740.awsdns-25.co.uk points to 2600:9000:5306:cc00::1 and 205.251.198.204.
studyladder.net is handled by a single mail server, mail.studyladder.net.
mail.studyladder.net resolves to IP 50.18.57.202.