chairtools.com - robtex.com
chairtools.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1251.awsdns-28.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5304:e300::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1251.awsdns-28.org | ||||||
| A | 205.251.196.227🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1251.awsdns-28.org | ||||||
| NS | ns-1930.awsdns-49.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5307:8a00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1930.awsdns-49.co.uk | ||||||
| A | 205.251.199.138🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1930.awsdns-49.co.uk | ||||||
| NS | ns-31.awsdns-03.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5300:1f00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-31.awsdns-03.com | ||||||
| A | 205.251.192.31🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-31.awsdns-03.com | ||||||
| NS | ns-693.awsdns-22.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:b500::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-693.awsdns-22.net | ||||||
| A | 205.251.194.181🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-693.awsdns-22.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=1771291435 | ||||||
Similar names
DNS History
8 records (4 active, 4 former)
●NSns-1251.awsdns-28.org2026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 00:48:50
●NSns-1930.awsdns-49.co.uk2026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 00:48:50
●NSns-31.awsdns-03.com2026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 00:48:50
●NSns-693.awsdns-22.net2026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 00:48:50
○NSns1.dnslink.com2015-08-22 → 2017-01-17 · 6 obs
○ 2016-01-01 10:19:18
● 2016-05-06 15:07:54
● 2017-01-17 04:03:08
○ 2020-01-20 04:54:38
○ 2026-02-27 00:48:50
○NSns2.dnslink.com2015-08-22 → 2017-01-17 · 6 obs
○ 2016-01-01 10:19:18
● 2016-05-06 15:07:54
● 2017-01-17 04:03:08
○ 2020-01-20 04:54:38
○ 2026-02-27 00:48:50
○MXmail.b-io.co2015-08-22 → 2017-01-17 · 6 obs
○ 2016-01-01 10:19:18
● 2016-05-06 15:07:54
● 2017-01-17 04:03:08
○ 2020-01-20 04:54:38
○ 2026-02-27 00:48:50
○A209.15.13.1342015-08-22 → 2017-01-17 · 6 obs
○ 2016-01-01 10:19:18
● 2016-05-06 15:07:54
● 2017-01-17 04:03:08
○ 2020-01-20 04:54:38
○ 2026-02-27 00:48:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net... | - |
| chairtools.com | ns-31.awsdns-03.com, ns-693.awsdns-22.net, ns-1251.awsdns-28.org, ns-1930.awsdns-49.co.uk | 1 record |
✅ Authoritative Response
Server: 205.251.196.227
NS records: ns-31.awsdns-03.com, ns-693.awsdns-22.net, ns-1251.awsdns-28.org, ns-1930.awsdns-49.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chairtools.com (unsigned zone)
⏱️ Timing
Total: 172ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-31.awsdns-03.com)
AI analysis
chairtools.com delegates to four name servers: ns-31.awsdns-03.com, ns-693.awsdns-22.net, ns-1251.awsdns-28.org and ns-1930.awsdns-49.co.uk.
chairtools.com at least partially shares name servers with other domains, including britannia.org, d2uaz1mocb2kx5.cloudfront.net, asapsumo.com, tascreports.ctb.com and evodesk.com.
These name servers are commonly used with ns-1854.awsdns-39.co.uk.
Host names with two IP numbers: ns-31.awsdns-03.com points to 2600:9000:5300:1f00::1 and 205.251.192.31; ns-693.awsdns-22.net points to 2600:9000:5302:b500::1 and 205.251.194.181; ns-1251.awsdns-28.org points to 2600:9000:5304:e300::1 and 205.251.196.227; ns-1930.awsdns-49.co.uk points to 2600:9000:5307:8a00::1 and 205.251.199.138.