bertrambooks.com - robtex.com

bertrambooks.com

DNSSEC⚠️ Not signed
A198.49.23.144🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US
PTRip-198-49-23-144.defastlink.net
A198.49.23.145🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US
A198.185.159.144🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US
A198.185.159.145🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US
NSns2.no-ip.com ⭐ ⚠️ Not in parent delegation
A2a07:dc00:180::53🇺🇸 AS299972a07:dc00:180::/44
PTRns2.no-ip.com
A194.62.180.53🇺🇸 AS29997194.62.180.0/24
PTRns2.no-ip.com
NSns1.no-ip.com ⚠️ Not in parent delegation
A2a07:dc00:1810::53🇺🇸 AS299972a07:dc00:1810::/44
PTRns1.no-ip.com
A194.62.181.53🇺🇸 AS29997194.62.181.0/24
PTRns1.no-ip.com
NSns3.no-ip.com ⚠️ Not in parent delegation
A2a07:dc00:2550::53🇺🇸 AS299972a07:dc00:2550::/44
PTRns3.no-ip.com
A204.16.255.53🇺🇸 AS29997204.16.255.0/24 Vultr Customer Route
PTRns3.no-ip.com
NSns4.no-ip.com ⚠️ Not in parent delegation
A2620:0:2e64::53🇺🇸 AS299972620:0:2e64::/48 Vitalwerks Internet Solutions, LLC dba No-IP
PTRns4.no-ip.com
A204.16.254.53🇺🇸 AS29997204.16.254.0/24 Vultr Customer Route
PTRns4.no-ip.com
NSstatic-1.no-ip.com ⚠️ Not in zone NS records
A194.62.181.53🇺🇸 AS29997194.62.181.0/24
PTRns1.no-ip.com
NSstatic-2.no-ip.com ⚠️ Not in zone NS records
A45.77.3.172🇺🇸 AS-VULTR45.77.0.0/21 Vultr Assigned Prefix
PTR45.77.3.172.vultrusercontent.com
NSstatic-3.no-ip.com ⚠️ Not in zone NS records
A104.207.132.142🇺🇸 AS-VULTR104.207.132.0/22 Vultr Assigned Prefix
PTR104.207.132.142.vultrusercontent.com
SOAns2.no-ip.comhostmaster@no-ip.com 2025-06-16 #2

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Subdomains

mail.bertrambooks.com

Same first word

bertrambooks.com

DNS History

17 records (11 active, 6 former)

20162017201820192020202120222023202420252026NSns1.no-ip.comns2.no-ip.comns3.no-ip.comns4.no-ip.comstatic-1.no-ip.comstatic-2.no-ip.comstatic-3.no-ip.comns1.virginmedia.netns2.virginmedia.netns3.virginmedia.netns4.virginmedia.netMXmail.bertrambooks.comA198.185.159.144198.185.159.145198.49.23.144198.49.23.145217.33.152.172
●NSns1.no-ip.com2026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
○NSns1.virginmedia.net2015-07-17 → 2018-06-10 · 4 obs
● 2015-07-17 00:26:44
● 2018-06-10 14:25:04
○ 2026-03-14 01:57:12
○ 2026-03-23 08:45:16
●NSns2.no-ip.com2026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
○NSns2.virginmedia.net2015-07-17 → 2018-06-10 · 4 obs
● 2015-07-17 00:26:44
● 2018-06-10 14:25:04
○ 2026-03-14 01:57:12
○ 2026-03-23 08:45:16
●NSns3.no-ip.com2026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
○NSns3.virginmedia.net2015-07-17 → 2018-06-10 · 4 obs
● 2015-07-17 00:26:44
● 2018-06-10 14:25:04
○ 2026-03-14 01:57:12
○ 2026-03-23 08:45:16
●NSns4.no-ip.com2026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
○NSns4.virginmedia.net2015-07-17 → 2018-06-10 · 4 obs
● 2015-07-17 00:26:44
● 2018-06-10 14:25:04
○ 2026-03-14 01:57:12
○ 2026-03-23 08:45:16
●NSstatic-1.no-ip.com2026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
●NSstatic-2.no-ip.com2026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
●NSstatic-3.no-ip.com2026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
○MXmail.bertrambooks.com2015-07-17 → 2018-06-10 · 4 obs
● 2015-07-17 00:26:44
● 2018-06-10 14:25:04
○ 2026-03-14 01:57:12
○ 2026-03-23 08:45:16
●A198.185.159.1442026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
●A198.185.159.1452026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
●A198.49.23.1442026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
●A198.49.23.1452026-03-14 → 2026-03-23 · 3 obs
○ 2018-06-10 14:25:04
● 2026-03-14 01:57:12
● 2026-03-23 08:45:16
○A217.33.152.1722015-07-17 → 2018-06-10 · 4 obs
● 2015-07-17 00:26:44
● 2018-06-10 14:25:04
○ 2026-03-14 01:57:12
○ 2026-03-23 08:45:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, k.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net...-
bertrambooks.comstatic-1.no-ip.com, static-2.no-ip.com, static-3.no-ip.com3 records

✅ Authoritative Response

Server:194.62.181.53

NS records: static-1.no-ip.com, static-2.no-ip.com, static-3.no-ip.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bertrambooks.com (unsigned zone)

⏱️ Timing

Total: 520ms | Queries: -

📄 Records

TypeCountSample Data
A4198.49.23.144, 198.185.159.145...
NS4ns1.no-ip.com, ns4.no-ip.com...
SOA1ns2.no-ip.com hostmaster.no-ip.com

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (static-1.no-ip.com, static-2.no-ip.com, static-3.no-ip.com)

Analysis

Hierarchy

The parent of mail.bertrambooks.com is bertrambooks.com.

IP Addresses

bertrambooks.com points to four IP numbers: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Other host names, for instance elko.dev, kristaelvey.com, joergcarstensen.de, storeylineresumes.com and winslowdesign.net share IP numbers with bertrambooks.com.

Name Servers

bertrambooks.com is delegated to seven name servers: ns1.no-ip.com, ns2.no-ip.com, ns3.no-ip.com, ns4.no-ip.com, static-1.no-ip.com, static-2.no-ip.com and static-3.no-ip.com.

bertrambooks.com shares name servers with other domains at least partially, for instance myketodiet.com, manutecsm.com, williamlouisthomas.com, mfm59roqu.com and tbbmmanagement.com.

these name servers are often used together with the name servers ns5.no-ip.com.

Names with two IP numbers:

ns1.no-ip.com points to 2a07:dc00:1810::53 and 194.62.181.53

ns2.no-ip.com points to 2a07:dc00:180::53 and 194.62.180.53

ns3.no-ip.com points to 2a07:dc00:2550::53 and 204.16.255.53

ns4.no-ip.com points to 2620:0:2e64::53 and 204.16.254.53

Names with one IP number:

static-1.no-ip.com points to 194.62.181.53

static-2.no-ip.com points to 45.77.3.172

static-3.no-ip.com points to 104.207.132.142

Names pointing to 194.62.181.53:

ns1.no-ip.com and static-1.no-ip.com