ibm-pc.com - robtex.com
ibm-pc.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.p05.nsone.net ⭐ | ||||||
| A | 2620:4d:4000:6259:7:5:0:1🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48 | ||||||
| PTR | dns1.p05.nsone.net | ||||||
| A | 198.51.44.5🇺🇸 NSONE198.51.44.0/24 198.51.44.0 | ||||||
| PTR | dns1.p05.nsone.net | ||||||
| NS | dns2.p05.nsone.net | ||||||
| A | 2a00:edc0:6259:7:5::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2 | ||||||
| PTR | dns2.p05.nsone.net | ||||||
| A | 198.51.45.5🇺🇸 NSONE198.51.45.0/24 198.51.45.0 | ||||||
| PTR | dns2.p05.nsone.net | ||||||
| NS | dns3.p05.nsone.net | ||||||
| A | 2620:4d:4000:6259:7:5:0:3🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48 | ||||||
| PTR | dns3.p05.nsone.net | ||||||
| A | 198.51.44.69🇺🇸 NSONE198.51.44.0/24 198.51.44.0 | ||||||
| PTR | dns3.p05.nsone.net | ||||||
| NS | dns4.p05.nsone.net | ||||||
| A | 2a00:edc0:6259:7:5::4🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2 | ||||||
| PTR | dns4.p05.nsone.net | ||||||
| A | 198.51.45.69🇺🇸 NSONE198.51.45.0/24 198.51.45.0 | ||||||
| PTR | dns4.p05.nsone.net | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | dns1.p05.nsone.netwebmaste@us.ibm.com serial=1731334979 | ||||||
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=1774431112 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
●NSdns1.p05.nsone.net2026-03-13 → 2026-03-25 · 3 obs
● 2026-03-13 20:50:32
● 2026-03-25 09:55:10
●NSdns2.p05.nsone.net2026-03-13 → 2026-03-25 · 3 obs
● 2026-03-13 20:50:32
● 2026-03-25 09:55:10
●NSdns3.p05.nsone.net2026-03-13 → 2026-03-25 · 3 obs
● 2026-03-13 20:50:32
● 2026-03-25 09:55:10
●NSdns4.p05.nsone.net2026-03-13 → 2026-03-25 · 3 obs
● 2026-03-13 20:50:32
● 2026-03-25 09:55:10
○NSno-dyn-updates.san.yahoo.com2015-08-19 → 2017-01-05 · 4 obs
● 2017-01-05 13:15:58
○ 2026-03-13 20:50:32
○ 2026-03-25 09:55:10
○NSyns1.yahoo.com2015-08-19 → 2017-01-05 · 4 obs
● 2017-01-05 13:15:58
○ 2026-03-13 20:50:32
○ 2026-03-25 09:55:10
○NSyns2.yahoo.com2015-08-19 → 2017-01-05 · 4 obs
● 2017-01-05 13:15:58
○ 2026-03-13 20:50:32
○ 2026-03-25 09:55:10
○MXmx-biz.mail.am0.yahoodns.net2015-08-19 → 2017-01-05 · 4 obs
● 2017-01-05 13:15:58
○ 2026-03-13 20:50:32
○ 2026-03-25 09:55:10
○A98.139.135.1282015-08-19 → 2017-01-05 · 4 obs
● 2017-01-05 13:15:58
○ 2026-03-13 20:50:32
○ 2026-03-25 09:55:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| ibm-pc.com | dns1.p05.nsone.net, dns2.p05.nsone.net, dns3.p05.nsone.net, dns4.p05.nsone.net | - |
✅ Authoritative Response
Server:198.51.45.5
NS records: dns1.p05.nsone.net, dns2.p05.nsone.net, dns3.p05.nsone.net, dns4.p05.nsone.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ibm-pc.com (unsigned zone)
⏱️ Timing
Total: 687ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | dns1.p05.nsone.net, dns2.p05.nsone.net... |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | dns1.p05.nsone.net webmaste.us.ibm.com |
Analysis
Name Servers
ibm-pc.com delegates to four name servers: dns1.p05.nsone.net, dns2.p05.nsone.net, dns3.p05.nsone.net and dns4.p05.nsone.net.
ibm-pc.com at least partially shares name servers with other domains, for instance classofoutcasts.com, agrobnb.com, twowayspeech.com, juicyjuicy.co.uk and kellyhendersonattorney.com.
these name servers are commonly used with ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, dns1.p01.nsone.net, ns01.vandalay-industries.net, ns02.vandalay-industries.net, ns03.vandalay-industries.net, ns04.vandalay-industries.net and dns2.p01.nsone.net.
Host names with two IP numbers: dns1.p05.nsone.net points to 2620:4d:4000:6259:7:5:0:1 and 198.51.44.5; dns2.p05.nsone.net points to 2a00:edc0:6259:7:5::2 and 198.51.45.5; dns3.p05.nsone.net points to 2620:4d:4000:6259:7:5:0:3 and 198.51.44.69; dns4.p05.nsone.net points to 2a00:edc0:6259:7:5::4 and 198.51.45.69.