upchain.work - robtex.com
upchain.work
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1493.awsdns-58.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5305:d500::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1493.awsdns-58.org | ||||||
| A | 205.251.197.213🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1493.awsdns-58.org | ||||||
| NS | ns-1786.awsdns-31.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5306:fa00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1786.awsdns-31.co.uk | ||||||
| A | 205.251.198.250🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1786.awsdns-31.co.uk | ||||||
| NS | ns-461.awsdns-57.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5301:cd00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-461.awsdns-57.com | ||||||
| A | 205.251.193.205🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-461.awsdns-57.com | ||||||
| NS | ns-895.awsdns-47.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5303:7f00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-895.awsdns-47.net | ||||||
| A | 205.251.195.127🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-895.awsdns-47.net | ||||||
work
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.work ⭐ | ||||||
| NS | b.nic.work | ||||||
| NS | c.nic.work | ||||||
| NS | x.nic.work | ||||||
| NS | y.nic.work | ||||||
| NS | z.nic.work | ||||||
| SOA | a.nic.workadmin@tldns.godaddy serial=1774216269 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns-1493.awsdns-58.org2026-03-06 → 2026-03-24 · 2 obs
● 2026-03-24 09:37:04
●NSns-1786.awsdns-31.co.uk2026-03-06 → 2026-03-24 · 2 obs
● 2026-03-24 09:37:04
●NSns-461.awsdns-57.com2026-03-06 → 2026-03-24 · 2 obs
● 2026-03-24 09:37:04
●NSns-895.awsdns-47.net2026-03-06 → 2026-03-24 · 2 obs
● 2026-03-24 09:37:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| work | c.nic.work, x.nic.work, y.nic.work, z.nic.work... | 12 records |
| upchain.work | ns-461.awsdns-57.com, ns-895.awsdns-47.net, ns-1493.awsdns-58.org, ns-1786.awsdns-31.co.uk | - |
✅ Authoritative Response
Server:205.251.198.250
NS records: ns-461.awsdns-57.com, ns-895.awsdns-47.net, ns-1493.awsdns-58.org, ns-1786.awsdns-31.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for upchain.work (unsigned zone)
⏱️ Timing
Total: 344ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.work, y.nic.work, x.nic.work...)
Analysis
Name Servers
upchain.work delegates to four name servers: ns-461.awsdns-57.com, ns-895.awsdns-47.net, ns-1493.awsdns-58.org and ns-1786.awsdns-31.co.uk.
upchain.work at least partially shares name servers with other domains, including copilot.permutable.ai, smartlink.ai, dev.billie.ca, nomnetman.com and tvsesupport.com.
These name servers are commonly used with ns-301.awsdns-37.com, ns-543.awsdns-03.net and ns-1750.awsdns-26.co.uk.
Host names with two IP numbers: ns-461.awsdns-57.com points to 2600:9000:5301:cd00::1 and 205.251.193.205; ns-895.awsdns-47.net points to 2600:9000:5303:7f00::1 and 205.251.195.127; ns-1493.awsdns-58.org points to 2600:9000:5305:d500::1 and 205.251.197.213; ns-1786.awsdns-31.co.uk points to 2600:9000:5306:fa00::1 and 205.251.198.250.