work4denver.com - robtex.com
work4denver.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 169.133.10.99🇺🇸 AS18815169.133.10.0/24 | ||||||
| NS | ns-1947.awsdns-51.co.uk ⭐ | ||||||
| A | 2600:9000:5307:9b00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1947.awsdns-51.co.uk | ||||||
| A | 205.251.199.155🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1947.awsdns-51.co.uk | ||||||
| NS | ns-1183.awsdns-19.org | ||||||
| A | 2600:9000:5304:9f00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1183.awsdns-19.org | ||||||
| A | 205.251.196.159🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1183.awsdns-19.org | ||||||
| NS | ns-456.awsdns-57.com | ||||||
| A | 2600:9000:5301:c800::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-456.awsdns-57.com | ||||||
| A | 205.251.193.200🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-456.awsdns-57.com | ||||||
| NS | ns-861.awsdns-43.net | ||||||
| A | 2600:9000:5303:5d00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-861.awsdns-43.net | ||||||
| A | 205.251.195.93🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-861.awsdns-43.net | ||||||
| TXT | v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mai... | ||||||
| SOA | ns-1947.awsdns-51.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=1775041047 | ||||||
Same first word
work4denver.com |
work4denver.org |
DNS History
10 records (5 active, 5 former)
●NSns-1183.awsdns-19.org2026-03-24 → 2026-04-01 · 3 obs
● 2026-03-24 04:22:28
● 2026-04-01 11:04:24
●NSns-1947.awsdns-51.co.uk2026-03-24 → 2026-04-01 · 3 obs
● 2026-03-24 04:22:28
● 2026-04-01 11:04:24
●NSns-456.awsdns-57.com2026-03-24 → 2026-04-01 · 3 obs
● 2026-03-24 04:22:28
● 2026-04-01 11:04:24
●NSns-861.awsdns-43.net2026-03-24 → 2026-04-01 · 3 obs
● 2026-03-24 04:22:28
● 2026-04-01 11:04:24
○NSns65.worldnic.com2015-05-20 → 2016-04-20 · 4 obs
● 2016-04-20 12:29:30
○ 2026-03-24 04:22:28
○ 2026-04-01 11:04:24
○NSns66.worldnic.com2015-05-20 → 2016-04-20 · 4 obs
● 2016-04-20 12:29:30
○ 2026-03-24 04:22:28
○ 2026-04-01 11:04:24
○MXp.webcom.ctmail.com2016-01-20 → 2016-04-20 · 4 obs
● 2016-04-20 12:29:30
○ 2026-03-24 04:22:28
○ 2026-04-01 11:04:24
●A169.133.10.992026-03-24 → 2026-04-01 · 3 obs
● 2026-03-24 04:22:28
● 2026-04-01 11:04:24
○A169.133.242.322015-05-20 → 2016-04-20 · 4 obs
● 2016-04-20 12:29:30
○ 2026-03-24 04:22:28
○ 2026-04-01 11:04:24
○A169.133.242.332015-05-20 → 2016-04-20 · 4 obs
● 2016-04-20 12:29:30
○ 2026-03-24 04:22:28
○ 2026-04-01 11:04:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net... | - |
| work4denver.com | ns-456.awsdns-57.com, ns-861.awsdns-43.net, ns-1183.awsdns-19.org, ns-1947.awsdns-51.co.uk | 1 record |
✅ Authoritative Response
Server:205.251.195.93
NS records: ns-456.awsdns-57.com, ns-861.awsdns-43.net, ns-1183.awsdns-19.org, ns-1947.awsdns-51.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for work4denver.com (unsigned zone)
⏱️ Timing
Total: 302ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 169.133.10.99 |
| NS | 4 | ns-1183.awsdns-19.org, ns-1947.awsdns-51.co.uk... |
| TXT | 1 | v=DMARC1; p=reject; rua=mailto:dmarc_rua |
| SOA | 1 | ns-1947.awsdns-51.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-456.awsdns-57.com)
Analysis
IP Addresses
work4denver.com points to a single IP number: 169.133.10.99.
other host names for instance denvervotes.com, denverelectronicmonitoring.net, 20apps.denvergov.org, pwwmd.denvergov.org and denverelectronicmonitoring.org share IP numbers with work4denver.com.
Name Servers
work4denver.com is delegated to four name servers: ns-456.awsdns-57.com, ns-861.awsdns-43.net, ns-1183.awsdns-19.org and ns-1947.awsdns-51.co.uk.
work4denver.com at least partially shares name servers with other domains, for instance 138.20.103.in-addr.arpa, kursusguiden.com, aedsuperstore.com, pushup.com and itcurateddigitalnews.com.
These name servers are commonly used with ns-293.awsdns-36.com, ns-789.awsdns-34.net and ns-1418.awsdns-49.org.
Host names with two IP numbers:
Host name ns-456.awsdns-57.com points to: 2600:9000:5301:c800::1 and 205.251.193.200.
Host name ns-861.awsdns-43.net points to: 2600:9000:5303:5d00::1 and 205.251.195.93.
Host name ns-1183.awsdns-19.org points to: 2600:9000:5304:9f00::1 and 205.251.196.159.
Host name ns-1947.awsdns-51.co.uk points to: 2600:9000:5307:9b00::1 and 205.251.199.155.