back2back.com - dns.ninja

back2back.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:8c68🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:2e99🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.46.153Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.140.104🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgraham.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bab🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgraham.ns.cloudflare.com
A2803:f800:50::6ca2:c1ab🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgraham.ns.cloudflare.com
A2a06:98c1:50::ac40:21ab🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgraham.ns.cloudflare.com
A108.162.193.171🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgraham.ns.cloudflare.com
A172.64.33.171🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgraham.ns.cloudflare.com
A173.245.59.171🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgraham.ns.cloudflare.com
NSjune.ns.cloudflare.com
A2606:4700:50::adf5:3ab0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjune.ns.cloudflare.com
A2803:f800:50::6ca2:c0b0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjune.ns.cloudflare.com
A2a06:98c1:50::ac40:20b0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjune.ns.cloudflare.com
A108.162.192.176🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjune.ns.cloudflare.com
A172.64.32.176🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjune.ns.cloudflare.com
A173.245.58.176🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjune.ns.cloudflare.com
MXmx.officite.net ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.46.153, 172.67.140.104
IPv6 hints2606:4700:3033::ac43:8c68, 2606:4700:3035::6815:2e99
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=118, name=cloudflare-ech.com
SOAgraham.ns.cloudflare.comdns@cloudflare.com serial=2406339726

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=1782409085

Same first word

back2back.com.br
back2back.no
back2back.info
back2back.nu
back2back.us
back2back.in
back2back.de
back2back.mx
back2back.ae
back2back.com
back2back.co
back2back.co.za
back2back.ca
back2back.tv
back2back.org

DNS History

21 records (7 active, 14 former)

20162017201820192020202120222023202420252026NSgraham.ns.cloudflare.comjune.ns.cloudflare.comdns1.name-services.comdns2.name-services.comdns3.name-services.comdns4.name-services.comdns5.name-services.comMXmx.officite.netA104.21.46.153172.67.140.1042606:4700:3033::ac43:8c682606:4700:3035::6815:2e99104.18.62.53104.18.63.53188.114.96.0188.114.97.02606:4700:30::6812:3e352606:4700:30::6812:3f352a06:98c1:3120::2a06:98c1:3121::98.158.198.11
○NSdns1.name-services.com2015-07-01 → 2017-01-22 · 4 obs
● 2015-07-01 08:39:18
● 2017-01-22 09:15:54
○ 2020-01-02 20:02:44
○ 2026-06-25 17:41:56
○NSdns2.name-services.com2015-07-01 → 2017-01-22 · 4 obs
● 2015-07-01 08:39:18
● 2017-01-22 09:15:54
○ 2020-01-02 20:02:44
○ 2026-06-25 17:41:56
○NSdns3.name-services.com2015-07-01 → 2017-01-22 · 4 obs
● 2015-07-01 08:39:18
● 2017-01-22 09:15:54
○ 2020-01-02 20:02:44
○ 2026-06-25 17:41:56
○NSdns4.name-services.com2015-07-01 → 2017-01-22 · 4 obs
● 2015-07-01 08:39:18
● 2017-01-22 09:15:54
○ 2020-01-02 20:02:44
○ 2026-06-25 17:41:56
○NSdns5.name-services.com2015-07-01 → 2017-01-22 · 4 obs
● 2015-07-01 08:39:18
● 2017-01-22 09:15:54
○ 2020-01-02 20:02:44
○ 2026-06-25 17:41:56
●NSgraham.ns.cloudflare.com2020-01-02 → 2026-06-25 · 3 obs
○ 2017-01-22 09:15:54
● 2020-01-02 20:02:44
● 2026-06-25 17:41:56
●NSjune.ns.cloudflare.com2020-01-02 → 2026-06-25 · 3 obs
○ 2017-01-22 09:15:54
● 2020-01-02 20:02:44
● 2026-06-25 17:41:56
●MXmx.officite.net2015-07-01 → 2026-06-25 · 2 obs
● 2015-07-01 08:39:18
● 2026-06-25 17:41:56
○A104.18.62.532020-01-02 → 2020-01-02 · 4 obs
○ 2017-01-22 09:15:54
● 2020-01-02 20:02:44
○ 2026-03-05 15:32:28
○ 2026-06-25 17:41:56
○A104.18.63.532020-01-02 → 2020-01-02 · 4 obs
○ 2017-01-22 09:15:54
● 2020-01-02 20:02:44
○ 2026-03-05 15:32:28
○ 2026-06-25 17:41:56
●A104.21.46.1532026-06-25 → 2026-06-25 · 2 obs
○ 2026-04-04 08:45:56
● 2026-06-25 17:41:56
●A172.67.140.1042026-06-25 → 2026-06-25 · 2 obs
○ 2026-04-04 08:45:56
● 2026-06-25 17:41:56
○A188.114.96.02026-03-05 → 2026-04-04 · 4 obs
○ 2020-01-02 20:02:44
● 2026-03-05 15:32:28
● 2026-04-04 08:45:56
○ 2026-06-25 17:41:56
○A188.114.97.02026-03-05 → 2026-04-04 · 4 obs
○ 2020-01-02 20:02:44
● 2026-03-05 15:32:28
● 2026-04-04 08:45:56
○ 2026-06-25 17:41:56
○A2606:4700:30::6812:3e352020-01-02 → 2020-01-02 · 4 obs
○ 2017-01-22 09:15:54
● 2020-01-02 20:02:44
○ 2026-03-05 15:32:28
○ 2026-06-25 17:41:56
○A2606:4700:30::6812:3f352020-01-02 → 2020-01-02 · 4 obs
○ 2017-01-22 09:15:54
● 2020-01-02 20:02:44
○ 2026-03-05 15:32:28
○ 2026-06-25 17:41:56
●A2606:4700:3033::ac43:8c682026-06-25 → 2026-06-25 · 2 obs
○ 2026-04-04 08:45:56
● 2026-06-25 17:41:56
●A2606:4700:3035::6815:2e992026-06-25 → 2026-06-25 · 2 obs
○ 2026-04-04 08:45:56
● 2026-06-25 17:41:56
○A2a06:98c1:3120::2026-03-05 → 2026-04-04 · 4 obs
○ 2020-01-02 20:02:44
● 2026-03-05 15:32:28
● 2026-04-04 08:45:56
○ 2026-06-25 17:41:56
○A2a06:98c1:3121::2026-03-05 → 2026-04-04 · 4 obs
○ 2020-01-02 20:02:44
● 2026-03-05 15:32:28
● 2026-04-04 08:45:56
○ 2026-06-25 17:41:56
○A98.158.198.112015-07-01 → 2017-01-22 · 4 obs
● 2015-07-01 08:39:18
● 2017-01-22 09:15:54
○ 2020-01-02 20:02:44
○ 2026-06-25 17:41:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net...-
back2back.comgraham.ns.cloudflare.com, june.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.171

NS records: graham.ns.cloudflare.com, june.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for back2back.com (unsigned zone)

⏱️ Timing

Total: 155ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.140.104, 104.21.46.153
AAAA22606:4700:3035::6815:2e99, 2606:4700:3033::ac43:8c68
NS2graham.ns.cloudflare.com, june.ns.cloudflare.com
MX1mx.officite.net (pri: 10)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1graham.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (graham.ns.cloudflare.com, graham.ns.cloudflare.com, graham.ns.cloudflare.com...)

Analysis

IP Addresses

back2back.com resolves to four IP addresses: 104.21.46.153, 172.67.140.104, 2606:4700:3033::ac43:8c68 and 2606:4700:3035::6815:2e99.

Additional host names — zoneway.cz, engine.seaofads.com, ord-ua.com.ua and two others — share IP numbers with back2back.com.

Name Servers

back2back.com uses two name servers for its delegation: graham.ns.cloudflare.com and june.ns.cloudflare.com.

back2back.com shares its name server setup with other domains, including help4yourteeth.com, brdic.com, dryanes.com and two others.

back2back.com partially shares its NS delegation with several other domains, including 13maoav.com, sbklinika.lt, nn-sp.ru and two others.

These name servers often co-occur with the name servers dom.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname graham.ns.cloudflare.com directs to 108.162.193.171, 172.64.33.171 and 173.245.59.171 along with 3 other IP addresses.

Hostname june.ns.cloudflare.com directs to 108.162.192.176, 172.64.32.176 and 173.245.58.176 along with 3 other IP addresses.

Mail Servers

back2back.com has one mail server: mx.officite.net.

back2back.com shares the same mail server setup as other domains, including roselev.net, sfaa.us, heartlandderm.net and two others.

At least some of back2back.com's mail servers are shared with other domains, among them hahadental.com, lakestlderm.com and drcharlesfrankel.com.

These mail servers are frequently seen alongside the mail servers mx.yourwebsitemail.com.