referenceears.com - dns.ninja
referenceears.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 18.161.21.95🇺🇸 Amazon18.161.16.0/21 | ||||||
| PTR | server-18-161-21-95.bos50.r.cloudfront.net | ||||||
| A | 18.161.21.102🇺🇸 Amazon18.161.16.0/21 | ||||||
| A | 18.161.21.105🇺🇸 Amazon18.161.16.0/21 | ||||||
| A | 18.161.21.107🇺🇸 Amazon18.161.16.0/21 | ||||||
| NS | cns1.hostcocoa.com ⭐ | ||||||
| A | 205.251.196.138🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1162.awsdns-17.org | ||||||
| NS | cns2.hostcocoa.com | ||||||
| A | 205.251.194.81🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-593.awsdns-10.net | ||||||
| NS | cns3.hostcocoa.com | ||||||
| A | 205.251.193.7🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-263.awsdns-32.com | ||||||
| NS | cns4.hostcocoa.com | ||||||
| A | 205.251.199.181🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1973.awsdns-54.co.uk | ||||||
| SOA | cns1.hostcocoa.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=1794565026 | ||||||
Same first word
referenceears.com |
Previous names
Next names
DNS History
16 records (8 active, 8 former)
●NScns1.hostcocoa.com2026-10-12 → 2026-11-13 · 2 obs
● 2026-11-13 10:53:40
●NScns2.hostcocoa.com2026-10-12 → 2026-11-13 · 2 obs
● 2026-11-13 10:53:40
●NScns3.hostcocoa.com2026-10-12 → 2026-11-13 · 2 obs
● 2026-11-13 10:53:40
●NScns4.hostcocoa.com2026-10-12 → 2026-11-13 · 2 obs
● 2026-11-13 10:53:40
●A18.161.21.1022026-10-18 → 2026-11-13 · 9 obs
● 2026-10-18 15:16:32
○ 2026-10-18 18:53:04
● 2026-10-31 05:57:48
○ 2026-11-03 09:30:32
● 2026-11-10 03:40:08
○ 2026-11-10 07:09:02
● 2026-11-13 10:42:40
● 2026-11-13 10:53:40
●A18.161.21.1052026-10-18 → 2026-11-13 · 9 obs
● 2026-10-18 15:16:32
○ 2026-10-18 18:53:04
● 2026-10-31 05:57:48
○ 2026-11-03 09:30:32
● 2026-11-10 03:40:08
○ 2026-11-10 07:09:02
● 2026-11-13 10:42:40
● 2026-11-13 10:53:40
●A18.161.21.1072026-10-18 → 2026-11-13 · 9 obs
● 2026-10-18 15:16:32
○ 2026-10-18 18:53:04
● 2026-10-31 05:57:48
○ 2026-11-03 09:30:32
● 2026-11-10 03:40:08
○ 2026-11-10 07:09:02
● 2026-11-13 10:42:40
● 2026-11-13 10:53:40
●A18.161.21.952026-10-18 → 2026-11-13 · 9 obs
● 2026-10-18 15:16:32
○ 2026-10-18 18:53:04
● 2026-10-31 05:57:48
○ 2026-11-03 09:30:32
● 2026-11-10 03:40:08
○ 2026-11-10 07:09:02
● 2026-11-13 10:42:40
● 2026-11-13 10:53:40
○A3.164.85.72026-10-12 → 2026-11-10 · 13 obs
○ 2026-10-14 21:47:32
● 2026-10-16 18:36:38
○ 2026-10-18 15:16:32
● 2026-10-18 18:53:04
○ 2026-10-21 19:20:34
● 2026-10-26 12:55:40
○ 2026-10-31 05:57:48
● 2026-11-08 17:41:20
○ 2026-11-10 03:40:08
● 2026-11-10 07:09:02
○ 2026-11-13 10:42:40
○ 2026-11-13 10:53:40
○A3.164.85.792026-10-12 → 2026-11-10 · 13 obs
○ 2026-10-14 21:47:32
● 2026-10-16 18:36:38
○ 2026-10-18 15:16:32
● 2026-10-18 18:53:04
○ 2026-10-21 19:20:34
● 2026-10-26 12:55:40
○ 2026-10-31 05:57:48
● 2026-11-08 17:41:20
○ 2026-11-10 03:40:08
● 2026-11-10 07:09:02
○ 2026-11-13 10:42:40
○ 2026-11-13 10:53:40
○A3.164.85.932026-10-12 → 2026-11-10 · 13 obs
○ 2026-10-14 21:47:32
● 2026-10-16 18:36:38
○ 2026-10-18 15:16:32
● 2026-10-18 18:53:04
○ 2026-10-21 19:20:34
● 2026-10-26 12:55:40
○ 2026-10-31 05:57:48
● 2026-11-08 17:41:20
○ 2026-11-10 03:40:08
● 2026-11-10 07:09:02
○ 2026-11-13 10:42:40
○ 2026-11-13 10:53:40
○A3.164.85.982026-10-12 → 2026-11-10 · 13 obs
○ 2026-10-14 21:47:32
● 2026-10-16 18:36:38
○ 2026-10-18 15:16:32
● 2026-10-18 18:53:04
○ 2026-10-21 19:20:34
● 2026-10-26 12:55:40
○ 2026-10-31 05:57:48
● 2026-11-08 17:41:20
○ 2026-11-10 03:40:08
● 2026-11-10 07:09:02
○ 2026-11-13 10:42:40
○ 2026-11-13 10:53:40
○A52.84.20.1012026-10-14 → 2026-11-03 · 8 obs
● 2026-10-14 21:47:32
○ 2026-10-16 18:36:38
● 2026-10-21 19:20:34
○ 2026-10-26 12:55:40
● 2026-11-03 09:30:32
○ 2026-11-08 17:41:20
○ 2026-11-13 10:53:40
○A52.84.20.1022026-10-14 → 2026-11-03 · 8 obs
● 2026-10-14 21:47:32
○ 2026-10-16 18:36:38
● 2026-10-21 19:20:34
○ 2026-10-26 12:55:40
● 2026-11-03 09:30:32
○ 2026-11-08 17:41:20
○ 2026-11-13 10:53:40
○A52.84.20.1052026-10-14 → 2026-11-03 · 8 obs
● 2026-10-14 21:47:32
○ 2026-10-16 18:36:38
● 2026-10-21 19:20:34
○ 2026-10-26 12:55:40
● 2026-11-03 09:30:32
○ 2026-11-08 17:41:20
○ 2026-11-13 10:53:40
○A52.84.20.1252026-10-14 → 2026-11-03 · 8 obs
● 2026-10-14 21:47:32
○ 2026-10-16 18:36:38
● 2026-10-21 19:20:34
○ 2026-10-26 12:55:40
● 2026-11-03 09:30:32
○ 2026-11-08 17:41:20
○ 2026-11-13 10:53:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net... | - |
| referenceears.com | cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com, cns4.hostcocoa.com | 4 records |
✅ Authoritative Response
Server:205.251.193.7
NS records: cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com, cns4.hostcocoa.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for referenceears.com (unsigned zone)
⏱️ Timing
Total: 211ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 18.161.21.95, 18.161.21.107... |
| NS | 4 | cns1.hostcocoa.com, cns2.hostcocoa.com... |
| SOA | 1 | cns1.hostcocoa.com awsdns-hostmaster.ama |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com...)
Analysis
IP Addresses
referenceears.com has four IP addresses: 18.161.21.95, 18.161.21.102, 18.161.21.105 and 18.161.21.107.
Additional host names — dlygpvbo0ody4.cloudfront.net, djpvq7779cynk.amplifyapp.com, dm2684zzh8lin.amplifyapp.com and two others — share IP numbers with referenceears.com.
Name Servers
referenceears.com has four authoritative name servers: cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com and cns4.hostcocoa.com.
referenceears.com has at least partial name server overlap with other domains, such as arvinclinic.co.kr, fdataworld.com, gpchanga.net and two others.
cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com and cns4.hostcocoa.com each resolve to one IP address: cns1.hostcocoa.com resolves to 205.251.196.138, cns2.hostcocoa.com resolves to 205.251.194.81, cns3.hostcocoa.com resolves to 205.251.193.7 and cns4.hostcocoa.com resolves to 205.251.199.181.