dev-service.semforweb.com - dns.ninja
dev-service.semforweb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.170.42.21🇺🇸 Amazon3.170.40.0/22 | ||||||
| PTR | server-3-170-42-21.iad61.r.cloudfront.net | ||||||
| A | 3.170.42.22🇺🇸 Amazon3.170.40.0/22 | ||||||
| A | 3.170.42.27🇺🇸 Amazon3.170.40.0/22 | ||||||
| A | 3.170.42.91🇺🇸 Amazon3.170.40.0/22 | ||||||
| NS | ns-999.awsdns-60.net ⭐ | ||||||
| A | 2600:9000:5303:e700::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-999.awsdns-60.net | ||||||
| A | 205.251.195.231🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-999.awsdns-60.net | ||||||
| NS | ns-1172.awsdns-18.org | ||||||
| A | 2600:9000:5304:9400::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1172.awsdns-18.org | ||||||
| A | 205.251.196.148🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1172.awsdns-18.org | ||||||
| NS | ns-1689.awsdns-19.co.uk | ||||||
| A | 2600:9000:5306:9900::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1689.awsdns-19.co.uk | ||||||
| A | 205.251.198.153🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1689.awsdns-19.co.uk | ||||||
| NS | ns-73.awsdns-09.com | ||||||
| A | 2600:9000:5300:4900::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-73.awsdns-09.com | ||||||
| A | 205.251.192.73🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-73.awsdns-09.com | ||||||
| SOA | ns-999.awsdns-60.netawsdns-hostmaster@amazon.com serial=1 | ||||||
semforweb.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-1528.awsdns-63.org ⭐ | ||||||
| NS | ns-1706.awsdns-21.co.uk | ||||||
| NS | ns-203.awsdns-25.com | ||||||
| NS | ns-530.awsdns-02.net | ||||||
| SOA | ns-1528.awsdns-63.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
Same first word
Similar names
DNS History
14 records (8 active, 6 former)
●NSns-1172.awsdns-18.org2026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 17:32:42
●NSns-1689.awsdns-19.co.uk2026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 17:32:42
●NSns-73.awsdns-09.com2026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 17:32:42
●NSns-999.awsdns-60.net2026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 17:32:42
○A13.115.212.1632026-07-08 → 2026-08-08 · 2 obs
○ 2026-08-08 17:32:42
○A13.230.194.552026-07-08 → 2026-07-08 · 4 obs
● 2026-07-08 05:29:34
○ 2026-08-03 05:15:54
○ 2026-08-08 17:32:42
○A175.41.194.2442026-07-08 → 2026-07-08 · 4 obs
● 2026-07-08 05:29:34
○ 2026-08-03 05:15:54
○ 2026-08-08 17:32:42
○A18.179.121.1372026-08-03 → 2026-08-03 · 3 obs
● 2026-08-03 05:15:54
○ 2026-08-08 17:32:42
○A3.114.212.2252026-07-08 → 2026-08-08 · 2 obs
○ 2026-08-08 17:32:42
●A3.170.42.212026-07-08 → 2026-08-08 · 3 obs
○ 2026-07-08 05:29:34
● 2026-08-08 17:32:42
●A3.170.42.222026-07-08 → 2026-08-08 · 3 obs
○ 2026-07-08 05:29:34
● 2026-08-08 17:32:42
●A3.170.42.272026-07-08 → 2026-08-08 · 3 obs
○ 2026-07-08 05:29:34
● 2026-08-08 17:32:42
●A3.170.42.912026-07-08 → 2026-08-08 · 3 obs
○ 2026-07-08 05:29:34
● 2026-08-08 17:32:42
○A52.199.191.942026-08-03 → 2026-08-03 · 3 obs
● 2026-08-03 05:15:54
○ 2026-08-08 17:32:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| semforweb.com | ns-203.awsdns-25.com, ns-530.awsdns-02.net, ns-1706.awsdns-21.co.uk, ns-1528.awsdns-63.org | 2 records |
| dev-service.semforweb.com | ns-1172.awsdns-18.org, ns-1689.awsdns-19.co.uk, ns-73.awsdns-09.com, ns-999.awsdns-60.net | - |
✅ Authoritative Response
Server:205.251.195.231
NS records: ns-1172.awsdns-18.org, ns-1689.awsdns-19.co.uk, ns-73.awsdns-09.com, ns-999.awsdns-60.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dev-service.semforweb.com (unsigned zone)
⏱️ Timing
Total: 664ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 3.170.42.22, 3.170.42.21... |
| NS | 4 | ns-1172.awsdns-18.org, ns-1689.awsdns-19.co.uk... |
| SOA | 1 | ns-999.awsdns-60.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-203.awsdns-25.com, ns-203.awsdns-25.com)
Analysis
IP Addresses
dev-service.semforweb.com points to the four IP addresses 3.170.42.21, 3.170.42.22, 3.170.42.27 and 3.170.42.91.
Among the host names that share IP numbers with dev-service.semforweb.com are d3r9ismb8bjumw.cloudfront.net, d39iq7y3rwv2tw.cloudfront.net, eastmancc.biz and two others.
Name Servers
The domain dev-service.semforweb.com is delegated to these four name servers: ns-73.awsdns-09.com, ns-999.awsdns-60.net, ns-1172.awsdns-18.org and ns-1689.awsdns-19.co.uk.
At least some of dev-service.semforweb.com's name servers are shared with other domains, for example 6597822f9284e30001617c1c.click, xcelsolutions.com, royalcanin-club.com and two more.
Four hostnames, each resolving to a pair of IP addresses: ns-73.awsdns-09.com directs to 205.251.192.73 and 2600:9000:5300:4900::1; ns-999.awsdns-60.net directs to 205.251.195.231 and 2600:9000:5303:e700::1; ns-1172.awsdns-18.org directs to 205.251.196.148 and 2600:9000:5304:9400::1; ns-1689.awsdns-19.co.uk directs to 205.251.198.153 and 2600:9000:5306:9900::1.