bulk.sustained.com - robtex.com
bulk.sustained.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1043.awsdns-02.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5304:1300::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1043.awsdns-02.org | ||||||
| A | 205.251.196.19🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1043.awsdns-02.org | ||||||
| NS | ns-1763.awsdns-28.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5306:e300::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1763.awsdns-28.co.uk | ||||||
| A | 205.251.198.227🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1763.awsdns-28.co.uk | ||||||
| NS | ns-26.awsdns-03.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5300:1a00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-26.awsdns-03.com | ||||||
| A | 205.251.192.26🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-26.awsdns-03.com | ||||||
| NS | ns-741.awsdns-28.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:e500::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-741.awsdns-28.net | ||||||
| A | 205.251.194.229🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-741.awsdns-28.net | ||||||
sustained.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 199.60.103.72🇺🇸 CLOUDFLARESPECTRUM199.60.103.0/24 MNT-HUBSP-8 route 199.060.103.000/24 AS209242 | ||||||
| A | 199.60.103.172🇺🇸 CLOUDFLARESPECTRUM199.60.103.0/24 MNT-HUBSP-8 route 199.060.103.000/24 AS209242 | ||||||
| NS | ns-1901.awsdns-45.co.uk ⭐ | ||||||
| NS | ns-1146.awsdns-15.org | ||||||
| NS | ns-21.awsdns-02.com | ||||||
| NS | ns-779.awsdns-33.net | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | alt3.aspmx.l.google.com(10) | ||||||
| MX | alt4.aspmx.l.google.com(10) | ||||||
| TXT | v=spf1 include:_spf.google.com include:amazonses.com ~all | ||||||
| SOA | ns-1901.awsdns-45.co.ukawsdns-hostmaster@amazon.com serial=1 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns-1043.awsdns-02.org2026-02-15 → 2026-02-27 · 2 obs
● 2026-02-27 04:13:26
●NSns-1763.awsdns-28.co.uk2026-02-15 → 2026-02-27 · 2 obs
● 2026-02-27 04:13:26
●NSns-26.awsdns-03.com2026-02-15 → 2026-02-27 · 2 obs
● 2026-02-27 04:13:26
●NSns-741.awsdns-28.net2026-02-15 → 2026-02-27 · 2 obs
● 2026-02-27 04:13:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| sustained.com | ns-21.awsdns-02.com, ns-779.awsdns-33.net, ns-1146.awsdns-15.org, ns-1901.awsdns-45.co.uk | 1 record |
| bulk.sustained.com | ns-1043.awsdns-02.org, ns-1763.awsdns-28.co.uk, ns-26.awsdns-03.com, ns-741.awsdns-28.net | - |
✅ Authoritative Response
Server: 205.251.192.26
NS records: ns-1043.awsdns-02.org, ns-1763.awsdns-28.co.uk, ns-26.awsdns-03.com, ns-741.awsdns-28.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sustained.com (unsigned zone)
⏱️ Timing
Total: 1077ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-21.awsdns-02.com)
AI analysis
bulk.sustained.com delegates to four name servers: ns-26.awsdns-03.com, ns-741.awsdns-28.net, ns-1043.awsdns-02.org and ns-1763.awsdns-28.co.uk.
bulk.sustained.com at least partially shares name servers with other domains, for instance popsugars.com, krescendo.com, d1xxh2i58vdk9y.cloudfront.net, tomorrowworlds.org and alpinilabs.com.
These name servers are commonly used with ns-874.awsdns-45.net, ns-1090.awsdns-08.org, ns-1913.awsdns-47.co.uk, ns-428.awsdns-53.com, ns-722.awsdns-26.net and ns-1869.awsdns-41.co.uk.
Host names with two IP numbers: ns-26.awsdns-03.com points to 2600:9000:5300:1a00::1 and 205.251.192.26; ns-741.awsdns-28.net points to 2600:9000:5302:e500::1 and 205.251.194.229; ns-1043.awsdns-02.org points to 2600:9000:5304:1300::1 and 205.251.196.19; ns-1763.awsdns-28.co.uk points to 2600:9000:5306:e300::1 and 205.251.198.227.