core.fail - dns.ninja
core.fail
fail
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.fail ⭐ | ||||||
| NS | v0n1.nic.fail | ||||||
| NS | v0n2.nic.fail | ||||||
| NS | v0n3.nic.fail | ||||||
| NS | v2n0.nic.fail | ||||||
| NS | v2n1.nic.fail | ||||||
| SOA | v0n0.nic.failhostmaster@donuts.email serial=1783663299 | ||||||
Same first word
Similar names
DNS History
16 records (10 active, 6 former)
●NSjocelyn.ns.cloudflare.com2026-02-19 → 2026-07-10 · 2 obs
● 2026-07-10 06:08:44
●NSrudy.ns.cloudflare.com2026-02-19 → 2026-07-10 · 2 obs
● 2026-07-10 06:08:44
●MXalt1.aspmx.l.google.com2026-02-19 → 2026-07-10 · 2 obs
● 2026-07-10 06:08:44
●MXalt2.aspmx.l.google.com2026-02-19 → 2026-07-10 · 2 obs
● 2026-07-10 06:08:44
●MXaspmx2.googlemail.com2026-02-19 → 2026-07-10 · 2 obs
● 2026-07-10 06:08:44
●MXaspmx3.googlemail.com2026-02-19 → 2026-07-10 · 2 obs
● 2026-07-10 06:08:44
●A104.21.70.1272026-03-02 → 2026-07-10 · 10 obs
○ 2026-02-20 15:22:56
● 2026-03-02 22:45:24
● 2026-04-07 14:27:48
○ 2026-04-08 00:36:56
● 2026-04-12 14:24:38
● 2026-06-18 08:39:20
○ 2026-06-19 10:01:52
● 2026-06-27 06:13:00
● 2026-07-10 06:08:44
●A172.67.223.1392026-03-02 → 2026-07-10 · 10 obs
○ 2026-02-20 15:22:56
● 2026-03-02 22:45:24
● 2026-04-07 14:27:48
○ 2026-04-08 00:36:56
● 2026-04-12 14:24:38
● 2026-06-18 08:39:20
○ 2026-06-19 10:01:52
● 2026-06-27 06:13:00
● 2026-07-10 06:08:44
○A188.114.96.02026-02-19 → 2026-06-19 · 10 obs
● 2026-02-20 15:22:56
○ 2026-03-02 22:45:24
○ 2026-04-07 14:27:48
● 2026-04-08 00:36:56
○ 2026-04-12 14:24:38
○ 2026-06-18 08:39:20
● 2026-06-19 10:01:52
○ 2026-06-27 06:13:00
○ 2026-07-10 06:08:44
○A188.114.97.02026-02-19 → 2026-06-19 · 10 obs
● 2026-02-20 15:22:56
○ 2026-03-02 22:45:24
○ 2026-04-07 14:27:48
● 2026-04-08 00:36:56
○ 2026-04-12 14:24:38
○ 2026-06-18 08:39:20
● 2026-06-19 10:01:52
○ 2026-06-27 06:13:00
○ 2026-07-10 06:08:44
○A2606:4700:3031::6815:467f2026-03-02 → 2026-06-15 · 9 obs
○ 2026-02-20 15:22:56
● 2026-03-02 22:45:24
● 2026-04-07 14:27:48
○ 2026-04-08 00:36:56
● 2026-04-12 14:24:38
● 2026-06-15 21:20:34
○ 2026-06-18 08:39:20
○ 2026-07-10 06:08:44
●A2606:4700:3033::ac43:df8b2026-06-18 → 2026-07-10 · 5 obs
● 2026-06-18 08:39:20
○ 2026-06-19 10:01:52
● 2026-06-27 06:13:00
● 2026-07-10 06:08:44
○A2606:4700:3034::ac43:df8b2026-03-02 → 2026-06-15 · 9 obs
○ 2026-02-20 15:22:56
● 2026-03-02 22:45:24
● 2026-04-07 14:27:48
○ 2026-04-08 00:36:56
● 2026-04-12 14:24:38
● 2026-06-15 21:20:34
○ 2026-06-18 08:39:20
○ 2026-07-10 06:08:44
●A2606:4700:3037::6815:467f2026-06-18 → 2026-07-10 · 5 obs
● 2026-06-18 08:39:20
○ 2026-06-19 10:01:52
● 2026-06-27 06:13:00
● 2026-07-10 06:08:44
○A2a06:98c1:3120::2026-02-19 → 2026-06-19 · 10 obs
● 2026-02-20 15:22:56
○ 2026-03-02 22:45:24
○ 2026-04-07 14:27:48
● 2026-04-08 00:36:56
○ 2026-04-12 14:24:38
○ 2026-06-18 08:39:20
● 2026-06-19 10:01:52
○ 2026-06-27 06:13:00
○ 2026-07-10 06:08:44
○A2a06:98c1:3121::2026-02-19 → 2026-06-19 · 10 obs
● 2026-02-20 15:22:56
○ 2026-03-02 22:45:24
○ 2026-04-07 14:27:48
● 2026-04-08 00:36:56
○ 2026-04-12 14:24:38
○ 2026-06-18 08:39:20
● 2026-06-19 10:01:52
○ 2026-06-27 06:13:00
○ 2026-07-10 06:08:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fail | v0n0.nic.fail, v0n1.nic.fail, v0n2.nic.fail, v0n3.nic.fail... | 12 records |
| core.fail | jocelyn.ns.cloudflare.com, rudy.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.229
NS records: jocelyn.ns.cloudflare.com, rudy.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for core.fail (unsigned zone)
⏱️ Timing
Total: 718ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.70.127, 172.67.223.139 |
| AAAA | 2 | 2606:4700:3037::6815:467f, 2606:4700:3033::ac43:df8b |
| NS | 2 | jocelyn.ns.cloudflare.com, rudy.ns.cloudflare.com |
| MX | 4 | alt1.aspmx.l.google.com (pri: 20), alt2.aspmx.l.google.com (pri: 20)... |
| TXT | 1 | google-site-verification=nhwg2q5WqdVkYdN |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jocelyn.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.fail, v0n0.nic.fail, v0n1.nic.fail...)
Analysis
IP Addresses
core.fail resolves to four IP addresses: 104.21.70.127, 172.67.223.139, 2606:4700:3033::ac43:df8b and 2606:4700:3037::6815:467f.
Additional host names — interstellar.xyz, riverglobal.net, www.gumiteszt.com and two others — share IP numbers with core.fail.
Name Servers
DNS delegation for core.fail points to two name servers: jocelyn.ns.cloudflare.com and rudy.ns.cloudflare.com.
core.fail shares its name server setup with other domains, including gotblop.com, cummalot.com, nematix.com and two others.
core.fail has at least partial name server overlap with other domains, such as regend.xyz, desoft.com.cn, mercycorps.com and two others.
It is common to see these name servers used together with name servers trey.ns.cloudflare.com and marty.ns.cloudflare.com.
Host names with 6 IP numbers:
jocelyn.ns.cloudflare.com has IP addresses 108.162.192.174, 172.64.32.174 and 173.245.58.174, plus 3 other.
rudy.ns.cloudflare.com has IP addresses 108.162.193.229, 172.64.33.229 and 173.245.59.229, plus 3 other.
Mail Servers
core.fail has four mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
core.fail shares mail servers — at least in part — with other domains, including ns500731.ns500731.ns500754.ns500742.ns500731.ns500742.ns500731.ns500705.ns500704.ns500291.ns500671.ns500666.ns500153.tenderladiesbz.com, ns500765.ns500693.ns500699.ns500699.ns500734.ns500693.ns500693.ns500693.ns500588.ns500588.ns500588.ns500588.ns500612.ns500588.ns500578.ns500110.dtrkdll.com, todayinsure.com and two others.
These mail servers are frequently used alongside the mail servers aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com, plus two others.
The four hostnames aspmx2.googlemail.com, aspmx3.googlemail.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com all have two IP addresses each. aspmx2.googlemail.com has 108.177.123.27 and 2800:3f0:4003:c0f::1a. aspmx3.googlemail.com has 172.253.116.27 and 2a00:1450:400b:c02::1b. alt1.aspmx.l.google.com has 108.177.123.26 and 2800:3f0:4003:c0f::1a. alt2.aspmx.l.google.com has 172.253.116.26 and 2a00:1450:400b:c02::1a.
Host names pointing to 2800:3f0:4003:c0f::1a IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.