quickstudy.tools - dns.ninja
quickstudy.tools
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2607:f1c0:1000:702d:5690:dc1f:3a4e:2012🇺🇸 IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | perfora.net | ||||||
| A | 216.250.120.13🇺🇸 IONOS-AS216.250.112.0/20 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| NS | ns-us.1and1-dns.com ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:34:2🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns-us.1and1-dns.com | ||||||
| A | 185.132.34.2🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns-us.1and1-dns.com | ||||||
| NS | ns-us.1and1-dns.de | ||||||
| A | 2607:f1c0:fe:53:185:132:32:2🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns-us.1and1-dns.de | ||||||
| A | 185.132.32.2🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns-us.1and1-dns.de | ||||||
| NS | ns-us.1and1-dns.org | ||||||
| A | 2607:f1c0:fe:53:185:132:35:2🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns-us.1and1-dns.org | ||||||
| A | 185.132.35.2🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns-us.1and1-dns.org | ||||||
| NS | ns-us.1and1-dns.us | ||||||
| A | 2607:f1c0:fe:53:185:132:33:2🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns-us.1and1-dns.us | ||||||
| A | 185.132.33.2🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns-us.1and1-dns.us | ||||||
| MX | mx00.ionos.com ⭐ | ||||||
| A | 74.208.114.65🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc. | ||||||
| PTR | mx00.perfora.net | ||||||
| MX | mx01.ionos.com ⭐ | ||||||
| A | 74.208.114.66🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc. | ||||||
| PTR | mx01.perfora.net | ||||||
| TXT | v=spf1 include:_spf-us.ionos.com ~all | ||||||
| SOA | ns-us.1and1-dns.comhostmaster@1and1.com 2016-07-05 #3 | ||||||
tools
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.tools ⭐ | ||||||
| NS | v0n1.nic.tools | ||||||
| NS | v0n2.nic.tools | ||||||
| NS | v0n3.nic.tools | ||||||
| NS | v2n0.nic.tools | ||||||
| NS | v2n1.nic.tools | ||||||
| SOA | v0n0.nic.toolshostmaster@donuts.email serial=1788458582 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
10 records (8 active, 2 former)
●NSns-us.1and1-dns.com2016-12-11 → 2026-09-03 · 2 obs
● 2026-09-03 19:16:06
●NSns-us.1and1-dns.de2016-12-11 → 2026-09-03 · 2 obs
● 2026-09-03 19:16:06
●NSns-us.1and1-dns.org2016-12-11 → 2026-09-03 · 2 obs
● 2026-09-03 19:16:06
●NSns-us.1and1-dns.us2016-12-11 → 2026-09-03 · 2 obs
● 2026-09-03 19:16:06
○MXmx00.1and1.com2016-12-11 → 2018-01-27 · 4 obs
● 2018-01-27 05:51:56
○ 2026-08-20 11:41:58
○ 2026-09-03 19:16:06
●MXmx00.ionos.com2026-08-20 → 2026-09-03 · 3 obs
● 2026-08-20 11:41:58
● 2026-09-03 19:16:06
○MXmx01.1and1.com2016-12-11 → 2018-01-27 · 4 obs
● 2018-01-27 05:51:56
○ 2026-08-20 11:41:58
○ 2026-09-03 19:16:06
●MXmx01.ionos.com2026-08-20 → 2026-09-03 · 3 obs
● 2026-08-20 11:41:58
● 2026-09-03 19:16:06
●A216.250.120.132016-12-11 → 2026-09-03 · 2 obs
● 2026-09-03 19:16:06
●A2607:f1c0:1000:702d:5690:dc1f:3a4e:20122016-12-11 → 2026-09-03 · 2 obs
● 2026-09-03 19:16:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tools | v0n0.nic.tools, v0n1.nic.tools, v0n2.nic.tools, v0n3.nic.tools... | 12 records |
| quickstudy.tools | ns-us.1and1-dns.de, ns-us.1and1-dns.us, ns-us.1and1-dns.com, ns-us.1and1-dns.org | - |
✅ Authoritative Response
Server:185.132.35.2
NS records: ns-us.1and1-dns.de, ns-us.1and1-dns.us, ns-us.1and1-dns.com, ns-us.1and1-dns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for quickstudy.tools (unsigned zone)
⏱️ Timing
Total: 588ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.250.120.13 |
| AAAA | 1 | 2607:f1c0:1000:702d:5690:dc1f:3a4e:2012 |
| NS | 4 | ns-us.1and1-dns.org, ns-us.1and1-dns.us... |
| MX | 2 | mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10) |
| TXT | 1 | v=spf1 include:_spf-us.ionos.com ~all |
| SOA | 1 | ns-us.1and1-dns.com hostmaster.1and1.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.tools, v0n0.nic.tools, v0n1.nic.tools...)
Analysis
IP Addresses
quickstudy.tools points to the IP addresses 216.250.120.13 and 2607:f1c0:1000:702d:5690:dc1f:3a4e:2012
Additional host names — kwizing.com, mireido.com, nyccacao.com and two others — share IP numbers with quickstudy.tools.
Name Servers
quickstudy.tools has four authoritative name servers: ns-us.1and1-dns.com, ns-us.1and1-dns.de, ns-us.1and1-dns.org and ns-us.1and1-dns.us.
The name servers of quickstudy.tools overlap at least partially with those of other domains — among them knutson.ca, theauditoronline.com, raverspace.com and two more.
These name servers commonly appear alongside the name servers ns51.1and1.com and ns52.1and1.com.
Each of the four hosts ns-us.1and1-dns.com, ns-us.1and1-dns.de, ns-us.1and1-dns.org and ns-us.1and1-dns.us has two IP addresses. ns-us.1and1-dns.com points to 185.132.34.2 and 2607:f1c0:fe:53:185:132:34:2. ns-us.1and1-dns.de points to 185.132.32.2 and 2607:f1c0:fe:53:185:132:32:2. ns-us.1and1-dns.org points to 185.132.35.2 and 2607:f1c0:fe:53:185:132:35:2. ns-us.1and1-dns.us points to 185.132.33.2 and 2607:f1c0:fe:53:185:132:33:2.
Mail Servers
quickstudy.tools has two mail servers: mx00.ionos.com and mx01.ionos.com.
quickstudy.tools shares the same mail server setup as other domains, including relaxremedy.com, urofocal.org, jaguarblacklabel.com and two others.
Both mx00.ionos.com and mx01.ionos.com have a single IP address each — mx00.ionos.com resolves to 74.208.114.65 while mx01.ionos.com resolves to 74.208.114.66.