textbookhouse.com - robtex.com
textbookhouse.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 | ns2.afternic.com ⭐ | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| NS | ns1.afternic.com | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.afternic.comdns@jomax.net 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=1775955462 | ||||||
Subdomains
mail.textbookhouse.com |
Same first word
textbookhouse.com |
DNS History
12 records (4 active, 8 former)
●NSns1.afternic.com2026-04-11 → 2026-04-12 · 3 obs
● 2026-04-11 23:48:26
● 2026-04-12 01:17:30
○NSns1.hostinger.com2020-04-03 → 2020-04-03 · 4 obs
● 2020-04-03 04:20:44
○ 2026-04-11 23:48:26
○ 2026-04-12 01:17:30
●NSns2.afternic.com2026-04-11 → 2026-04-12 · 3 obs
● 2026-04-11 23:48:26
● 2026-04-12 01:17:30
○NSns2.hostinger.com2020-04-03 → 2020-04-03 · 4 obs
● 2020-04-03 04:20:44
○ 2026-04-11 23:48:26
○ 2026-04-12 01:17:30
○NSns3.hostinger.com2020-04-03 → 2020-04-03 · 4 obs
● 2020-04-03 04:20:44
○ 2026-04-11 23:48:26
○ 2026-04-12 01:17:30
○NSns4.hostinger.com2020-04-03 → 2020-04-03 · 4 obs
● 2020-04-03 04:20:44
○ 2026-04-11 23:48:26
○ 2026-04-12 01:17:30
○NSparking1.mdnsservice.com2008-03-16 → 2008-03-16 · 3 obs
○ 2015-06-14 12:14:24
○ 2026-04-12 01:17:30
○NSparking2.mdnsservice.com2008-03-16 → 2008-03-16 · 3 obs
○ 2015-06-14 12:14:24
○ 2026-04-12 01:17:30
○MXmx1.hostinger.com2020-04-03 → 2020-04-03 · 3 obs
○ 2026-04-11 23:48:26
○ 2026-04-12 01:17:30
●A13.248.169.482026-04-11 → 2026-04-12 · 3 obs
● 2026-04-11 23:48:26
● 2026-04-12 01:17:30
○A153.92.6.1082020-04-03 → 2020-04-03 · 3 obs
○ 2026-04-11 23:48:26
○ 2026-04-12 01:17:30
●A76.223.54.1462026-04-11 → 2026-04-12 · 3 obs
● 2026-04-11 23:48:26
● 2026-04-12 01:17:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| textbookhouse.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for textbookhouse.com (unsigned zone)
⏱️ Timing
Total: 97ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
Hierarchy
textbookhouse.com is the parent of mail.textbookhouse.com.
IP Addresses
textbookhouse.com resolves to two IP numbers: 13.248.169.48 and 76.223.54.146.
other host names including wqd.p9.org, vidaeterna.com, latown.com, coasternet.com and agest.org share IP numbers with textbookhouse.com.
Name Servers
textbookhouse.com is delegated to two name servers ns1.afternic.com and ns2.afternic.com.
textbookhouse.com shares the same name server setup as other domains, for instance qassdr01.qas.wlmp.com, mail.smileship.com, sativacon.com, metrocoms.com and marctrains.com.
textbookhouse.com at least partially shares name servers with other domains, for instance fascia.co, sharkappliances.com, buyingandsellingantiques.com, trustloans.com and idsteam.com.
These name servers are commonly used with verification-q2yfbmuxrvnsdnaogqtqft.ns101.verify.hn, verification-f6mwz3yrfbsrgianrkzsq6.ns101.verify.hn and verification-qxu9bfdaih4cxurbbn3f4d.ns101.verify.hn.
Host names with two IP numbers:
The host name ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69; the host name ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69.