teacher-db.com - robtex.com
teacher-db.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 76.74.156.211🇺🇸 APTUM76.74.152.0/21 Peer1 Route Object | ||||||
| NS | ns-1994.awsdns-57.co.uk ⭐ | ||||||
| A | 2600:9000:5307:ca00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1994.awsdns-57.co.uk | ||||||
| A | 205.251.199.202🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1994.awsdns-57.co.uk | ||||||
| NS | ns-1241.awsdns-27.org | ||||||
| A | 2600:9000:5304:d900::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1241.awsdns-27.org | ||||||
| A | 205.251.196.217🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1241.awsdns-27.org | ||||||
| NS | ns-345.awsdns-43.com | ||||||
| A | 2600:9000:5301:5900::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-345.awsdns-43.com | ||||||
| A | 205.251.193.89🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-345.awsdns-43.com | ||||||
| NS | ns-993.awsdns-60.net | ||||||
| A | 2600:9000:5303:e100::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-993.awsdns-60.net | ||||||
| A | 205.251.195.225🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-993.awsdns-60.net | ||||||
| SOA | ns-1994.awsdns-57.co.ukawsdns-hostmaster@amazon.com serial=1 | ||||||
com
| 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=1774748702 | ||||||
Same first word
teacher-db.com |
Similar names
DNS History
9 records (5 active, 4 former)
●NSns-1241.awsdns-27.org2019-02-14 → 2026-03-29 · 3 obs
● 2019-02-14 13:32:56
● 2026-03-29 02:13:00
●NSns-1994.awsdns-57.co.uk2019-02-14 → 2026-03-29 · 3 obs
● 2019-02-14 13:32:56
● 2026-03-29 02:13:00
●NSns-345.awsdns-43.com2019-02-14 → 2026-03-29 · 3 obs
● 2019-02-14 13:32:56
● 2026-03-29 02:13:00
●NSns-993.awsdns-60.net2019-02-14 → 2026-03-29 · 3 obs
● 2019-02-14 13:32:56
● 2026-03-29 02:13:00
○NSns03.domaincontrol.com2015-07-23 → 2017-03-15 · 4 obs
● 2017-03-15 02:22:38
○ 2019-02-14 13:32:56
○ 2026-03-29 02:13:00
○NSns04.domaincontrol.com2015-07-23 → 2017-03-15 · 4 obs
● 2017-03-15 02:22:38
○ 2019-02-14 13:32:56
○ 2026-03-29 02:13:00
○MXmailstore1.secureserver.net2015-07-23 → 2017-03-15 · 4 obs
● 2017-03-15 02:22:38
○ 2019-02-14 13:32:56
○ 2026-03-29 02:13:00
○MXsmtp.secureserver.net2015-07-23 → 2017-03-15 · 4 obs
● 2017-03-15 02:22:38
○ 2019-02-14 13:32:56
○ 2026-03-29 02:13:00
●A76.74.156.2112015-07-23 → 2026-03-29 · 2 obs
● 2026-03-29 02:13:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net... | - |
| teacher-db.com | ns-345.awsdns-43.com, ns-993.awsdns-60.net, ns-1241.awsdns-27.org, ns-1994.awsdns-57.co.uk | 1 record |
✅ Authoritative Response
Server:205.251.193.89
NS records: ns-345.awsdns-43.com, ns-993.awsdns-60.net, ns-1241.awsdns-27.org, ns-1994.awsdns-57.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for teacher-db.com (unsigned zone)
⏱️ Timing
Total: 345ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 76.74.156.211 |
| NS | 4 | ns-1241.awsdns-27.org, ns-1994.awsdns-57.co.uk... |
| SOA | 1 | ns-1994.awsdns-57.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-345.awsdns-43.com)
Analysis
IP Addresses
teacher-db.com points to a single IP number: 76.74.156.211.
Name Servers
teacher-db.com is delegated to four name servers: ns-345.awsdns-43.com, ns-993.awsdns-60.net, ns-1241.awsdns-27.org and ns-1994.awsdns-57.co.uk.
teacher-db.com at least partially shares name servers with other domains, for instance t5555.net, d1y02bo96xb(0x787878).cloudfront.net, siunet.it, cyclecityinc.com and webcamclinics.com.
These name servers are commonly used with ns-593.awsdns-10.net, ns-1117.awsdns-11.org and ns-2010.awsdns-59.co.uk.
Host names with two IP numbers:
Host name ns-345.awsdns-43.com points to: 2600:9000:5301:5900::1 and 205.251.193.89.
Host name ns-993.awsdns-60.net points to: 2600:9000:5303:e100::1 and 205.251.195.225.
Host name ns-1241.awsdns-27.org points to: 2600:9000:5304:d900::1 and 205.251.196.217.
Host name ns-1994.awsdns-57.co.uk points to: 2600:9000:5307:ca00::1 and 205.251.199.202.