century21arp.com - robtex.com
century21arp.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 76.223.5.249🇺🇸 Amazon76.223.0.0/20 | ||||||
| PTR | a2391dc0304a99e02.awsglobalaccelerator.com | ||||||
| A | 166.117.1.52🇺🇸 Amazon166.117.0.0/20 | ||||||
| NS | ns-272.awsdns-34.com ⭐ | ||||||
| A | 2600:9000:5301:1000::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-272.awsdns-34.com | ||||||
| A | 205.251.193.16🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-272.awsdns-34.com | ||||||
| NS | ns-1161.awsdns-17.org | ||||||
| A | 2600:9000:5304:8900::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1161.awsdns-17.org | ||||||
| A | 205.251.196.137🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1161.awsdns-17.org | ||||||
| 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-559.awsdns-05.net | ||||||
| A | 2600:9000:5302:2f00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-559.awsdns-05.net | ||||||
| A | 205.251.194.47🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-559.awsdns-05.net | ||||||
| SOA | ns-272.awsdns-34.comawsdns-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=1778662656 | ||||||
Same first word
century21arp.com |
DNS History
10 records (6 active, 4 former)
●NSns-1161.awsdns-17.org2026-05-05 → 2026-05-13 · 3 obs
● 2026-05-05 12:25:26
● 2026-05-13 09:04:30
●NSns-1947.awsdns-51.co.uk2026-05-05 → 2026-05-13 · 3 obs
● 2026-05-05 12:25:26
● 2026-05-13 09:04:30
●NSns-272.awsdns-34.com2026-05-05 → 2026-05-13 · 3 obs
● 2026-05-05 12:25:26
● 2026-05-13 09:04:30
●NSns-559.awsdns-05.net2026-05-05 → 2026-05-13 · 3 obs
● 2026-05-05 12:25:26
● 2026-05-13 09:04:30
○NSns93.worldnic.com2015-08-20 → 2017-10-05 · 4 obs
● 2017-10-05 11:46:26
○ 2026-05-05 12:25:26
○ 2026-05-13 09:04:30
○NSns94.worldnic.com2015-08-20 → 2017-10-05 · 4 obs
● 2017-10-05 11:46:26
○ 2026-05-05 12:25:26
○ 2026-05-13 09:04:30
○MXp.webcom.ctmail.com2015-12-07 → 2017-10-05 · 4 obs
● 2017-10-05 11:46:26
○ 2026-05-05 12:25:26
○ 2026-05-13 09:04:30
●A166.117.1.522026-05-05 → 2026-05-13 · 3 obs
● 2026-05-05 12:25:26
● 2026-05-13 09:04:30
○A205.178.189.1312015-08-20 → 2017-10-05 · 4 obs
● 2017-10-05 11:46:26
○ 2026-05-05 12:25:26
○ 2026-05-13 09:04:30
●A76.223.5.2492026-05-05 → 2026-05-13 · 3 obs
● 2026-05-05 12:25:26
● 2026-05-13 09:04:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net... | - |
| century21arp.com | ns-559.awsdns-05.net, ns-272.awsdns-34.com, ns-1161.awsdns-17.org, ns-1947.awsdns-51.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.194.47
NS records: ns-559.awsdns-05.net, ns-272.awsdns-34.com, ns-1161.awsdns-17.org, ns-1947.awsdns-51.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for century21arp.com (unsigned zone)
⏱️ Timing
Total: 1403ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.5.249, 166.117.1.52 |
| NS | 4 | ns-1161.awsdns-17.org, ns-1947.awsdns-51.co.uk... |
| SOA | 1 | ns-272.awsdns-34.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-272.awsdns-34.com, ns-272.awsdns-34.com)
Analysis
IP Addresses
century21arp.com resolves to two IPs: 76.223.5.249 and 166.117.1.52.
other host names for instance sothebysrealestatejacksonhole.com, metropolitanpropertysir.com, sothebysestates.com, coldwellbankeronlin.com and cbburnetestore.com share IP numbers with century21arp.com.
Name Servers
century21arp.com is delegated to four name servers: ns-272.awsdns-34.com, ns-559.awsdns-05.net, ns-1161.awsdns-17.org and ns-1947.awsdns-51.co.uk.
century21arp.com at least partially shares name servers with other domains, for instance davidsonlacrossecamps.com, sciencebehindotezla.com, getaccept.fi, hayniecpas-training.com and eta.onlineservices-servicesenligne.apps.cic.gc.ca.
These name servers are commonly used with ns-1418.awsdns-49.org, ns-293.awsdns-36.com and ns-789.awsdns-34.net.
Host names with two IP numbers:
Host name ns-272.awsdns-34.com points to: 2600:9000:5301:1000::1 and 205.251.193.16.
Host name ns-559.awsdns-05.net points to: 2600:9000:5302:2f00::1 and 205.251.194.47.
Host name ns-1161.awsdns-17.org points to: 2600:9000:5304:8900::1 and 205.251.196.137.
Host name ns-1947.awsdns-51.co.uk points to: 2600:9000:5307:9b00::1 and 205.251.199.155.