backtoblack.pt - robtex.com

backtoblack.pt

DNSSEC⚠️ Not signed
A2600:1408:c400:1884::1a98🇺🇸 AKAMAI-ASN12600:1408:c400::/48 Akamai Technologies
PTRg2600-1408-c400-1884-0000-0000-0000-1a98.deploy.static.akamaitechnologies.com
A2600:1408:c400:1889::1a98🇺🇸 AKAMAI-ASN12600:1408:c400::/48 Akamai Technologies
A23.49.186.152🇺🇸 Akamai23.49.176.0/20 Technologies
NSns1.nbcuni.com ⭐
A2001:502:f3ff::31🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRns1.nbcuni.com
A156.154.64.31🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRns1.nbcuni.com
NSa1-157.akam.net
A2600:1401:2::9d🇺🇸 Akamai2600:1401:2::/48 Technologies
PTRa1-157.akam.net
PTRns1-157.akam.net
A193.108.91.157🇳🇱 Akamai193.108.91.0/24 Technologies
PTRa1-157.akam.net
PTRns1-157.akam.net
NSa11-64.akam.net
A2600:1480:1::40🇺🇸 Akamai2600:1480:1::/48 Technologies
PTRa11-64.akam.net
PTRns4-64.akam.net
A84.53.139.64🇳🇱 Akamai84.53.139.0/24 Technologies
PTRa11-64.akam.net
PTRns4-64.akam.net
NSa24-64.akam.net
A2600:1480:9800::40🇺🇸 Akamai2600:1480:9800::/48 Technologies
PTRa24-64.akam.net
A2.16.130.64🇳🇱 Akamai2.16.130.0/24 Technologies
PTRa24-64.akam.net
NSa26-65.akam.net
A2600:1480:b800::41🇺🇸 Akamai2600:1480:b800::/48 Technologies
PTRa26-65.akam.net
A23.74.25.65🇺🇸 Akamai23.74.25.0/24 Technologies
PTRa26-65.akam.net
NSa6-65.akam.net
A2600:1401:1::41🇺🇸 Akamai2600:1401:1::/48 Technologies
PTRa6-65.akam.net
A23.211.133.65🇺🇸 Akamai23.211.133.0/24 Technologies
PTRa6-65.akam.net
NSa7-67.akam.net
A2600:1406:32::43🇺🇸 Akamai2600:1406:32::/48 Technologies
PTRa7-67.akam.net
PTRns3-67.akam.net
A23.61.199.67🇺🇸 Akamai23.61.199.0/24 Technologies
PTRa7-67.akam.net
PTRns3-67.akam.net
SOAns1.nbcuni.comdomain\@admin.nbcuni.com 2024-03-19 #26

pt

DNSSEC🔒 Signed (DS record present)
NScuriosity.dns.pt ⭐
NSa.dns.pt
NSb.dns.pt
NSc.dns.pt
NSd.dns.pt
NSe.dns.pt
NSg.dns.pt
NSh.dns.pt
NSns.dns.br ⚠️ Not in parent delegation
NSns2.nic.fr ⚠️ Not in parent delegation
SOAcuriosity.dns.ptrequest@dns.pt 2026-04-12 #38

Same first word

backtoblack.pt
backtoblack.co.uk

DNS History

11 records (10 active, 1 former)

NSa1-157.akam.neta11-64.akam.neta24-64.akam.neta26-65.akam.neta6-65.akam.neta7-67.akam.netns1.nbcuni.comA23.49.186.1522600:1408:c400:1884::1a982600:1408:c400:1889::1a98184.25.39.70
●NSa1-157.akam.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:09:08
● 2026-04-12 19:03:42
●NSa11-64.akam.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:09:08
● 2026-04-12 19:03:42
●NSa24-64.akam.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:09:08
● 2026-04-12 19:03:42
●NSa26-65.akam.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:09:08
● 2026-04-12 19:03:42
●NSa6-65.akam.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:09:08
● 2026-04-12 19:03:42
●NSa7-67.akam.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:09:08
● 2026-04-12 19:03:42
●NSns1.nbcuni.com2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:09:08
● 2026-04-12 19:03:42
○A184.25.39.702026-04-09 → 2026-04-09 · 3 obs
● 2026-04-09 02:09:08
○ 2026-04-12 15:32:24
○ 2026-04-12 19:03:42
●A23.49.186.1522026-04-12 → 2026-04-12 · 3 obs
○ 2026-04-09 02:09:08
● 2026-04-12 15:32:24
● 2026-04-12 19:03:42
●A2600:1408:c400:1884::1a982026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:09:08
● 2026-04-12 19:03:42
●A2600:1408:c400:1889::1a982026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:09:08
● 2026-04-12 19:03:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
pta.dns.pt, c.dns.pt, e.dns.pt, h.dns.pt...-
backtoblack.pta6-65.akam.net, a24-64.akam.net, a1-157.akam.net, a26-65.akam.net...-

✅ Authoritative Response

Server:193.108.91.157

NS records: a6-65.akam.net, a24-64.akam.net, a1-157.akam.net, a26-65.akam.net, a7-67.akam.net, a11-64.akam.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for backtoblack.pt (unsigned zone)

⏱️ Timing

Total: 893ms | Queries: -

📄 Records

TypeCountSample Data
A123.49.186.152
AAAA22600:1408:c400:1884::1a98, 2600:1408:c400:1889::1a98
NS6a11-64.akam.net, a24-64.akam.net...
SOA1ns1.nbcuni.com domain\.admin.nbcuni.com

Analysis

IP Addresses

Three IP numbers (2600:1408:c400:1884::1a98, 2600:1408:c400:1889::1a98 and 23.49.186.152) are pointed to by backtoblack.pt.

other host names for instance despicable.me, backtoblackfilm.com, argyllemovie.co.uk, lisafrankensteinfilm.com and o(0x736578)cluidos.pt share IP numbers with backtoblack.pt.

Name Servers

backtoblack.pt is delegated to seven name servers: ns1.nbcuni.com, a1-157.akam.net, a11-64.akam.net, a24-64.akam.net, a26-65.akam.net, a6-65.akam.net and a7-67.akam.net.

backtoblack.pt at least partially shares name servers with other domains, for instance chemspider-dev.com, novelalasaparicio.com, falveys.com, myseatclub.es and anthonyhodges.co.uk.

These name servers are often used together with the name servers a7-66.akam.net, a18-64.akam.net, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com, ns5.nbcuni.com, ns6.nbcuni.com, a13-67.akam.net, a16-67.akam.net and a11-66.akam.net.

Host names with two IP numbers:

ns1.nbcuni.com points to 2001:502:f3ff::31 and 156.154.64.31.

a1-157.akam.net points to 2600:1401:2::9d and 193.108.91.157.

a11-64.akam.net points to 2600:1480:1::40 and 84.53.139.64.

a24-64.akam.net points to 2600:1480:9800::40 and 2.16.130.64.

a26-65.akam.net points to 2600:1480:b800::41 and 23.74.25.65.

a6-65.akam.net points to 2600:1401:1::41 and 23.211.133.65.

a7-67.akam.net points to 2600:1406:32::43 and 23.61.199.67.