[outages] BBC Down?

[DTNX Postmaster]

On Feb 5, 2013, at 11:44, jrk1231-outml at nym.hush.com wrote:

> Traceroutes to all name servers die...
> 
> $ traceroute 212.58.241.67
> traceroute to 212.58.241.67 (212.58.241.67), 64 hops max, 52 byte packets
> ...
> 10  12.81.100.0 (12.81.100.0)  29.767 ms  31.279 ms  31.322 ms
> 11  12.81.105.30 (12.81.105.30)  31.843 ms  29.952 ms  32.544 ms
> 12  12.81.56.61 (12.81.56.61)  27.129 ms  28.473 ms  30.203 ms
> 13  74.175.192.58 (74.175.192.58)  32.761 ms  29.940 ms  29.874 ms
> 14  cr2.rlgnc.ip.att.net (12.123.152.110)  41.231 ms  41.055 ms  40.043 ms
> 15  cr1.wswdc.ip.att.net (12.122.3.170)  42.459 ms  41.184 ms  43.378 ms
> 16  wswdc03jt.ip.att.net (12.122.220.245)  35.785 ms  38.096 ms  35.626 ms
> 17  192.205.36.134 (192.205.36.134)  101.887 ms  48.829 ms
>     192.205.34.210 (192.205.34.210)  35.991 ms
> 18  ash-bb3-link.telia.net (80.91.248.158)  41.435 ms  36.061 ms  41.122 ms
> 19  ldn-bb1-link.telia.net (80.91.246.69)  114.993 ms
>     ldn-bb1-link.telia.net (213.248.65.97)  113.689 ms
>     ldn-bb1-link.telia.net (80.91.251.206)  115.943 ms
> 20  ldn-b3-link.telia.net (213.155.133.31)  112.837 ms  114.172 ms
>     ldn-b3-link.telia.net (80.91.247.86)  111.664 ms
> 21  * * *
> 22  * * *
> ^C

That doesn't say a whole lot, most of the bigger sites are often firewalled off in terms of ICMP and the like. A dig trace works fine, and their nameservers are responding;

==
$ dig +trace bbc.co.uk

; <<>> DiG 9.7.3 <<>> +trace bbc.co.uk
;; global options: +cmd
.			84187	IN	NS	m.root-servers.net.
.			84187	IN	NS	i.root-servers.net.
.			84187	IN	NS	h.root-servers.net.
.			84187	IN	NS	d.root-servers.net.
.			84187	IN	NS	c.root-servers.net.
.			84187	IN	NS	g.root-servers.net.
.			84187	IN	NS	j.root-servers.net.
.			84187	IN	NS	b.root-servers.net.
.			84187	IN	NS	e.root-servers.net.
.			84187	IN	NS	k.root-servers.net.
.			84187	IN	NS	f.root-servers.net.
.			84187	IN	NS	a.root-servers.net.
.			84187	IN	NS	l.root-servers.net.
;; Received 449 bytes from ::1#53(::1) in 1 ms

uk.			172800	IN	NS	ns1.nic.uk.
uk.			172800	IN	NS	ns2.nic.uk.
uk.			172800	IN	NS	ns3.nic.uk.
uk.			172800	IN	NS	ns4.nic.uk.
uk.			172800	IN	NS	ns5.nic.uk.
uk.			172800	IN	NS	ns6.nic.uk.
uk.			172800	IN	NS	ns7.nic.uk.
uk.			172800	IN	NS	nsa.nic.uk.
uk.			172800	IN	NS	nsb.nic.uk.
uk.			172800	IN	NS	nsc.nic.uk.
uk.			172800	IN	NS	nsd.nic.uk.
;; Received 489 bytes from 2001:7fd::1#53(k.root-servers.net) in 1 ms

bbc.co.uk.		172800	IN	NS	ns1.thdow.bbc.co.uk.
bbc.co.uk.		172800	IN	NS	ns1.rbsov.bbc.co.uk.
bbc.co.uk.		172800	IN	NS	ns1.tcams.bbc.co.uk.
;; Received 147 bytes from 156.154.102.3#53(nsc.nic.uk) in 1 ms

bbc.co.uk.		300	IN	A	212.58.241.131
bbc.co.uk.		900	IN	NS	ns1.rbsov.bbc.co.uk.
bbc.co.uk.		900	IN	NS	ns1.thdow.bbc.co.uk.
bbc.co.uk.		900	IN	NS	ns1.tcams.bbc.co.uk.
;; Received 163 bytes from 212.58.241.67#53(ns1.rbsov.bbc.co.uk) in 9 ms
==

Their TTL is a wee bit on the short side, though. Perhaps they are moving something around?

Cya,
Jona