rtfcl.org - dns.ninja

rtfcl.org

DNSSEC⚠️ Not signed
A2607:f1c0:100f:f000::200πŸ‡ΊπŸ‡Έ IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTR2607-f1c0-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A74.208.236.177πŸ‡ΊπŸ‡Έ IONOS-AS74.208.0.0/16 IONOS Inc.
NSns1048.ui-dns.org ⭐
A2607:f1c0:fe:53:185:132:35:48πŸ‡ΊπŸ‡Έ IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1048.ui-dns.org
A185.132.35.48πŸ‡©πŸ‡ͺ IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1048.ui-dns.org
NSns1048.ui-dns.biz
A2607:f1c0:fe:53:185:132:33:48πŸ‡ΊπŸ‡Έ IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1048.ui-dns.biz
A185.132.33.48πŸ‡©πŸ‡ͺ IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1048.ui-dns.biz
NSns1048.ui-dns.com
A2607:f1c0:fe:53:185:132:34:48πŸ‡ΊπŸ‡Έ IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1048.ui-dns.com
A185.132.34.48πŸ‡©πŸ‡ͺ IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1048.ui-dns.com
NSns1048.ui-dns.de
A2607:f1c0:fe:53:185:132:32:48πŸ‡ΊπŸ‡Έ IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1048.ui-dns.de
A185.132.32.48πŸ‡©πŸ‡ͺ IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1048.ui-dns.de
MXmx00.ionos.com ⭐
A74.208.114.65πŸ‡ΊπŸ‡Έ IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx00.perfora.net
MXmx01.ionos.com ⭐
A74.208.114.66πŸ‡ΊπŸ‡Έ IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx01.perfora.net
TXTv=spf1 include:_spf-us.ionos.com ~all
SOAns1048.ui-dns.orghostmaster@1and1.com 2016-07-25 #7

org

DNSSECπŸ”’ Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1786073216

Same first word

Similar names

DNS History

16 records (8 active, 8 former)

20162017201820192020202120222023202420252026NSns1048.ui-dns.bizns1048.ui-dns.comns1048.ui-dns.dens1048.ui-dns.orgns51.1and1.comns52.1and1.comMXmx00.ionos.commx01.ionos.commx00.1and1.commx01.1and1.comA2607:f1c0:100f:f000::20074.208.236.1772001:8d8:100f:f000::200216.250.121.1217.160.0.11774.208.28.181
●NSns1048.ui-dns.biz2026-03-10 β†’ 2026-08-07 Β· 3 obs
β—‹ 2017-01-02 09:51:16
● 2026-03-10 07:09:18
● 2026-08-07 03:57:20
●NSns1048.ui-dns.com2026-03-10 β†’ 2026-08-07 Β· 3 obs
β—‹ 2017-01-02 09:51:16
● 2026-03-10 07:09:18
● 2026-08-07 03:57:20
●NSns1048.ui-dns.de2026-03-10 β†’ 2026-08-07 Β· 3 obs
β—‹ 2017-01-02 09:51:16
● 2026-03-10 07:09:18
● 2026-08-07 03:57:20
●NSns1048.ui-dns.org2026-03-10 β†’ 2026-08-07 Β· 3 obs
β—‹ 2017-01-02 09:51:16
● 2026-03-10 07:09:18
● 2026-08-07 03:57:20
β—‹NSns51.1and1.com2015-06-06 β†’ 2017-01-02 Β· 4 obs
● 2015-06-06 06:16:04
● 2017-01-02 09:51:16
β—‹ 2026-03-10 07:09:18
β—‹ 2026-08-07 03:57:20
β—‹NSns52.1and1.com2015-06-06 β†’ 2017-01-02 Β· 4 obs
● 2015-06-06 06:16:04
● 2017-01-02 09:51:16
β—‹ 2026-03-10 07:09:18
β—‹ 2026-08-07 03:57:20
β—‹MXmx00.1and1.com2015-06-06 β†’ 2017-01-02 Β· 4 obs
● 2015-06-06 06:16:04
● 2017-01-02 09:51:16
β—‹ 2026-03-10 07:09:18
β—‹ 2026-08-07 03:57:20
●MXmx00.ionos.com2026-03-10 β†’ 2026-08-07 Β· 3 obs
β—‹ 2017-01-02 09:51:16
● 2026-03-10 07:09:18
● 2026-08-07 03:57:20
β—‹MXmx01.1and1.com2015-06-06 β†’ 2017-01-02 Β· 4 obs
● 2015-06-06 06:16:04
● 2017-01-02 09:51:16
β—‹ 2026-03-10 07:09:18
β—‹ 2026-08-07 03:57:20
●MXmx01.ionos.com2026-03-10 β†’ 2026-08-07 Β· 3 obs
β—‹ 2017-01-02 09:51:16
● 2026-03-10 07:09:18
● 2026-08-07 03:57:20
β—‹A2001:8d8:100f:f000::2002026-03-10 β†’ 2026-05-16 Β· 5 obs
β—‹ 2018-01-24 09:08:48
● 2026-03-10 07:09:18
● 2026-05-16 11:25:14
β—‹ 2026-06-11 10:02:26
β—‹ 2026-08-07 03:57:20
β—‹A216.250.121.12017-01-02 β†’ 2018-01-24 Β· 5 obs
β—‹ 2016-04-15 20:09:52
● 2017-01-02 09:51:16
● 2018-01-24 09:08:48
β—‹ 2026-03-10 07:09:18
β—‹ 2026-08-07 03:57:20
β—‹A217.160.0.1172026-03-10 β†’ 2026-05-16 Β· 5 obs
β—‹ 2018-01-24 09:08:48
● 2026-03-10 07:09:18
● 2026-05-16 11:25:14
β—‹ 2026-06-11 10:02:26
β—‹ 2026-08-07 03:57:20
●A2607:f1c0:100f:f000::2002026-06-11 β†’ 2026-08-07 Β· 3 obs
β—‹ 2026-05-16 11:25:14
● 2026-06-11 10:02:26
● 2026-08-07 03:57:20
●A74.208.236.1772026-06-11 β†’ 2026-08-07 Β· 3 obs
β—‹ 2026-05-16 11:25:14
● 2026-06-11 10:02:26
● 2026-08-07 03:57:20
β—‹A74.208.28.1812015-06-06 β†’ 2016-04-15 Β· 4 obs
● 2015-06-06 06:16:04
● 2016-04-15 20:09:52
β—‹ 2017-01-02 09:51:16
β—‹ 2026-08-07 03:57:20

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
rtfcl.orgns1048.ui-dns.com, ns1048.ui-dns.biz, ns1048.ui-dns.de, ns1048.ui-dns.org2 records

βœ… Authoritative Response

Server:217.160.83.48

NS records: ns1048.ui-dns.com, ns1048.ui-dns.biz, ns1048.ui-dns.de, ns1048.ui-dns.org

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtfcl.org (unsigned zone)

⏱️ Timing

Total: 508ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A174.208.236.177
AAAA12607:f1c0:100f:f000::200
NS4ns1048.ui-dns.de, ns1048.ui-dns.org...
MX2mx00.ionos.com (pri: 10), mx01.ionos.com (pri: 10)
TXT1v=spf1 include:_spf-us.ionos.com ~all
SOA1ns1048.ui-dns.org hostmaster.1and1.com

πŸ“Œ Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1048.ui-dns.org, ns1048.ui-dns.org)

Analysis

IP Addresses

rtfcl.org points to the IP addresses 74.208.236.177 and 2607:f1c0:100f:f000::200

sandralcohen.com, ljbickford.com, techtune-up.com and two other host names share IP numbers with rtfcl.org.

Name Servers

The authoritative name servers for rtfcl.org are ns1048.ui-dns.biz, ns1048.ui-dns.com, ns1048.ui-dns.de and ns1048.ui-dns.org.

At least some of rtfcl.org's name servers are shared with other domains, for example ksieski.net, techassist.es, leading-agile-change.com and two more.

These name servers tend to co-occur with ns1026.ui-dns.de, ns1040.ui-dns.biz, ns1037.ui-dns.com and 4 other name servers in the same DNS delegations.

Four hostnames, each resolving to a pair of IP addresses: ns1048.ui-dns.biz directs to 185.132.33.48 and 2607:f1c0:fe:53:185:132:33:48; ns1048.ui-dns.com directs to 185.132.34.48 and 2607:f1c0:fe:53:185:132:34:48; ns1048.ui-dns.de directs to 185.132.32.48 and 2607:f1c0:fe:53:185:132:32:48; ns1048.ui-dns.org directs to 185.132.35.48 and 2607:f1c0:fe:53:185:132:35:48.

Mail Servers

Mail for rtfcl.org is handled by two mail servers β€” mx00.ionos.com and mx01.ionos.com.

rtfcl.org uses an identical mail server configuration to several other domains β€” among them anasoz.com, alpha4travel.com, robits.net and two more.

rtfcl.org overlaps on mail servers with certain other domains, webxly.com among them.

Each of mx00.ionos.com and mx01.ionos.com has one IP address: mx00.ionos.com uses 74.208.114.65 and mx01.ionos.com uses 74.208.114.66.