duff.to - robtex.com

duff.to

DNSSEC⚠️ Not signed
A133.167.22.199🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
MXduff.to ⭐
A133.167.22.199🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
TXTv=spf1 a:www3135.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2019-09-27 #6

to

DNSSEC⚠️ Not signed
NSns01.trs-dns.com ⭐
NSns.trs-dns.com
NSns01.trs-dns.net
NSns10.trs-dns.info
NSns10.trs-dns.org
SOAns.trs-dns.comtrs-ops@tucows.com serial=1784407217
WOT: SAFE (61/100)

MX for

duff.to

Subdomains

www.duff.to

Same first word

duff.net.au
duff.com.au
duff.pe
duff.com
duff.net
duff.be
duff.co.uk
duff.no
duff.fr
duff.co.rs
duff.tv
duff.kiwi
duff.co
duff.de
duff.us
duff.mx
duff.dk
duff.eu
duff.in
duff.org
duff.se
duff.ch
duff.cc
duff.com.mx
duff.to
duff.com.co
duff.co.it
duff.pro
duff.com.pr
duff.fi
duff.it
duff.es
duff.ru
duff.jp

Similar names

dffu.de
ffud.cn
fudf.cn
ffud.dk
ffdu.pro
fufd.com
ffdu.com
dffu.xyz
ufdf.com
ffud.com
dffu.dk
dffu.net
fduf.com
dffu.com
fduf.or.th
udff.com

DNS History

10 records (5 active, 5 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jptn31.tokyonetworks.comtn31ns.tokyonetworks.nettn31ns2.tokyonetworks.netMXduff.tosvr.duff.toA133.167.22.199202.222.23.93
●NSmaster.dns.ne.jp2026-07-02 → 2026-07-18 · 3 obs
○ 2016-12-11 19:39:14
● 2026-07-02 20:51:36
● 2026-07-18 21:18:46
●NSns1.dns.ne.jp2026-07-02 → 2026-07-18 · 3 obs
○ 2016-12-11 19:39:14
● 2026-07-02 20:51:36
● 2026-07-18 21:18:46
●NSns2.dns.ne.jp2026-07-02 → 2026-07-18 · 3 obs
○ 2016-12-11 19:39:14
● 2026-07-02 20:51:36
● 2026-07-18 21:18:46
○NStn31.tokyonetworks.com2015-06-20 → 2016-12-11 · 4 obs
● 2015-06-20 02:54:44
● 2016-12-11 19:39:14
○ 2026-07-02 20:51:36
○ 2026-07-18 21:18:46
○NStn31ns.tokyonetworks.net2015-06-20 → 2016-12-11 · 4 obs
● 2015-06-20 02:54:44
● 2016-12-11 19:39:14
○ 2026-07-02 20:51:36
○ 2026-07-18 21:18:46
○NStn31ns2.tokyonetworks.net2015-06-20 → 2016-12-11 · 4 obs
● 2015-06-20 02:54:44
● 2016-12-11 19:39:14
○ 2026-07-02 20:51:36
○ 2026-07-18 21:18:46
●MXduff.to2026-07-02 → 2026-07-18 · 3 obs
○ 2016-12-11 19:39:14
● 2026-07-02 20:51:36
● 2026-07-18 21:18:46
○MXsvr.duff.to2015-06-20 → 2016-12-11 · 4 obs
● 2015-06-20 02:54:44
● 2016-12-11 19:39:14
○ 2026-07-02 20:51:36
○ 2026-07-18 21:18:46
●A133.167.22.1992026-07-02 → 2026-07-18 · 3 obs
○ 2016-12-11 19:39:14
● 2026-07-02 20:51:36
● 2026-07-18 21:18:46
○A202.222.23.932015-06-20 → 2016-12-11 · 4 obs
● 2015-06-20 02:54:44
● 2016-12-11 19:39:14
○ 2026-07-02 20:51:36
○ 2026-07-18 21:18:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
tons01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info8 records
duff.tons1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:61.211.236.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for to (unsigned zone)

⏱️ Timing

Total: 1339ms | Queries: -

📄 Records

TypeCountSample Data
A1133.167.22.199
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1duff.to (pri: 10)
TXT1v=spf1 a:www3135.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)

Analysis

Hierarchy

www.duff.to is delegated beneath duff.to.

Mail Server Role

duff.to acts as its own mail server.

IP Addresses

duff.to points to a single IP number: 133.167.22.199.

Name Servers

duff.to carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

There is at least partial name server overlap between duff.to and other domains — m4t.jp, abcclinic3.sakura.ne.jp, global-one.sakura.ne.jp and two more among them.

master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1 — each hostname maps to exactly one IP address.

Mail Servers

duff.to has a single mail server: duff.to itself.

duff.to carries a single IP number, which is 133.167.22.199.