1sb.com - robtex.com
1sb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns3.afternic.com ⭐ | ||||||
| A | 97.74.98.65🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns3.afternic.com | ||||||
| NS | ns4.afternic.com | ||||||
| A | 173.201.66.65🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns4.namefind.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns3.afternic.comdns@jomax.net 2025-10-01 #0 | ||||||
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=1784124547 | ||||||
Subdomains
mail2.1sb.com |
Same first word
Similar names
DNS History
23 records (4 active, 19 former)
○NSdns37.register.com2007-11-01 → 2007-11-01 · 3 obs
○ 2015-08-12 04:15:08
○ 2026-07-15 14:27:00
○NSdns38.register.com2007-11-01 → 2007-11-01 · 3 obs
○ 2015-08-12 04:15:08
○ 2026-07-15 14:27:00
○NSns0.dnsmadeeasy.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
○NSns1.dnsmadeeasy.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
○NSns2.dnsmadeeasy.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
●NSns3.afternic.com2026-06-20 → 2026-07-15 · 3 obs
● 2026-06-20 17:45:36
● 2026-07-15 14:27:00
○NSns3.dnsmadeeasy.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
●NSns4.afternic.com2026-06-20 → 2026-07-15 · 3 obs
● 2026-06-20 17:45:36
● 2026-07-15 14:27:00
○NSns4.dnsmadeeasy.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
○MXalt1.aspmx.l.google.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
○MXalt2.aspmx.l.google.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
○MXaspmx.l.google.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
○MXaspmx2.googlemail.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
○MXaspmx3.googlemail.com2015-08-12 → 2016-07-18 · 5 obs
● 2015-08-12 04:15:08
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
○MXmail.1sb.com2007-11-01 → 2007-11-01 · 3 obs
○ 2015-08-12 04:15:08
○ 2026-07-15 14:27:00
○MXmail2.1sb.com2007-11-01 → 2007-11-01 · 3 obs
○ 2015-08-12 04:15:08
○ 2026-07-15 14:27:00
○A107.21.203.652016-07-18 → 2016-07-18 · 4 obs
● 2016-07-18 09:48:32
○ 2026-06-20 17:45:36
○ 2026-07-15 14:27:00
●A13.248.169.482026-06-20 → 2026-07-15 · 3 obs
● 2026-06-20 17:45:36
● 2026-07-15 14:27:00
○A204.236.218.1162015-08-12 → 2015-08-12 · 4 obs
● 2015-08-12 04:15:08
○ 2015-11-26 19:12:28
○ 2026-07-15 14:27:00
○A54.197.245.1822015-11-26 → 2015-11-26 · 4 obs
● 2015-11-26 19:12:28
○ 2016-03-02 10:30:06
○ 2026-07-15 14:27:00
○A54.243.123.2552016-03-02 → 2016-03-02 · 4 obs
● 2016-03-02 10:30:06
○ 2016-07-18 09:48:32
○ 2026-07-15 14:27:00
○A66.235.193.922007-11-01 → 2007-11-01 · 3 obs
○ 2015-08-12 04:15:08
○ 2026-07-15 14:27:00
●A76.223.54.1462026-06-20 → 2026-07-15 · 3 obs
● 2026-06-20 17:45:36
● 2026-07-15 14:27:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net... | - |
| 1sb.com | ns3.afternic.com, ns4.afternic.com | 2 records |
✅ Authoritative Response
Server:97.74.98.65
NS records: ns3.afternic.com, ns4.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 1sb.com (unsigned zone)
⏱️ Timing
Total: 191ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns3.afternic.com, ns4.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns3.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.afternic.com, ns4.afternic.com)
Analysis
Hierarchy
1sb.com serves as the parent of mail2.1sb.com.
IP Addresses
1sb.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146
Additional host names — subdomainrentals.com, usdme.com, mail.zerorun.com and two others — share IP numbers with 1sb.com.
Name Servers
1sb.com uses two name servers for its delegation: ns3.afternic.com and ns4.afternic.com.
1sb.com shares its name server setup with other domains, including designershoesoftheyear.com, gallantrygroup.com, vs1.com and two others.
1sb.com has at least partial name server overlap with other domains, such as heal-o.com, dentalcr.com, bidhead.com and two others.
These name servers tend to appear together with the name servers verification-frsgyqgb387khmr9jzuunx.ns101.verify.hn, verification-2hupcltk6hmfcmoczls2f5.ns101.verify.hn and verification-gx9m4qbbvukhxvxdk2zdbk.ns101.verify.hn.
ns3.afternic.com directs to 97.74.98.65 and ns4.afternic.com directs to 173.201.66.65; each host name points to exactly one IP number.