bootupctf.com - robtex.com
bootupctf.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1134.awsdns-13.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5304:6e00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1134.awsdns-13.org | ||||||
| A | 205.251.196.110🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1134.awsdns-13.org | ||||||
| NS | ns-2009.awsdns-59.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5307:d900::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-2009.awsdns-59.co.uk | ||||||
| A | 205.251.199.217🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-2009.awsdns-59.co.uk | ||||||
| NS | ns-347.awsdns-43.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5301:5b00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-347.awsdns-43.com | ||||||
| A | 205.251.193.91🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-347.awsdns-43.com | ||||||
| NS | ns-573.awsdns-07.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:3d00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-573.awsdns-07.net | ||||||
| A | 205.251.194.61🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-573.awsdns-07.net | ||||||
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=1781359253 | ||||||
Same first word
bootupctf.com |
bootupctf.net |
DNS History
4 records (4 active, 0 former)
●NSns-1134.awsdns-13.org2026-06-08 → 2026-06-13 · 2 obs
● 2026-06-13 14:05:04
●NSns-2009.awsdns-59.co.uk2026-06-08 → 2026-06-13 · 2 obs
● 2026-06-13 14:05:04
●NSns-347.awsdns-43.com2026-06-08 → 2026-06-13 · 2 obs
● 2026-06-13 14:05:04
●NSns-573.awsdns-07.net2026-06-08 → 2026-06-13 · 2 obs
● 2026-06-13 14:05:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net... | - |
| bootupctf.com | ns-573.awsdns-07.net, ns-347.awsdns-43.com, ns-2009.awsdns-59.co.uk, ns-1134.awsdns-13.org | 2 records |
✅ Authoritative Response
Server:205.251.196.110
NS records: ns-573.awsdns-07.net, ns-347.awsdns-43.com, ns-2009.awsdns-59.co.uk, ns-1134.awsdns-13.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bootupctf.com (unsigned zone)
⏱️ Timing
Total: 254ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-347.awsdns-43.com, ns-347.awsdns-43.com)
Analysis
Name Servers
bootupctf.com is delegated to four name servers, ns-347.awsdns-43.com, ns-573.awsdns-07.net, ns-1134.awsdns-13.org and ns-2009.awsdns-59.co.uk.
bootupctf.com partially shares its NS delegation with several other domains, including banyansecurity.io, acncorp.com, artificium.us and two others.
ns-347.awsdns-43.com, ns-573.awsdns-07.net, ns-1134.awsdns-13.org and ns-2009.awsdns-59.co.uk each carry two IP addresses. ns-347.awsdns-43.com has 205.251.193.91 and 2600:9000:5301:5b00::1; ns-573.awsdns-07.net has 205.251.194.61 and 2600:9000:5302:3d00::1; ns-1134.awsdns-13.org has 205.251.196.110 and 2600:9000:5304:6e00::1; ns-2009.awsdns-59.co.uk has 205.251.199.217 and 2600:9000:5307:d900::1.